diff --git a/sc2/src/uqm/gendef.c b/sc2/src/uqm/gendef.c
index cc939624f..aa223266a 100644
--- a/sc2/src/uqm/gendef.c
+++ b/sc2/src/uqm/gendef.c
@@ -22,22 +22,24 @@
 #include <stdlib.h>
 
 
-extern GenerateFunctions generateOrzFunctions;
-extern GenerateFunctions generateSolFunctions;
-extern GenerateFunctions generateThraddashFunctions;
-extern GenerateFunctions generateUtwigFunctions;
-
-
 const GenerateFunctions *
 getGenerateFunctions (STAR_DESC *const star)
 {
 	switch (star->Index)
 	{
-		// Legacy ones are disabled...
+		// All of the generator enums are now disabled.
+		// I can just remove the enum, after a quick play-test.
+		case SOL_DEFINED:
+
+		case BOMB_DEFINED:
+		case UTWIG_DEFINED:
+		case AQUA_HELIX_DEFINED:
+		case THRADD_DEFINED:
+		case TAALO_PROTECTOR_DEFINED:
+		case ORZ_DEFINED:
 		case MAIDENS_DEFINED:
 		case VUX_BEAST_DEFINED:
 		case VUX_DEFINED:
-
 		case SUN_DEVICE_DEFINED:
 		case MYCON_DEFINED:
 		case EGG_CASE0_DEFINED:
@@ -77,17 +79,6 @@ getGenerateFunctions (STAR_DESC *const star)
 		default:
 			abort();
 
-		case SOL_DEFINED:
-			return &generateSolFunctions;
-		case BOMB_DEFINED:
-		case UTWIG_DEFINED:
-			return &generateUtwigFunctions;
-		case AQUA_HELIX_DEFINED:
-		case THRADD_DEFINED:
-			return &generateThraddashFunctions;
-		case TAALO_PROTECTOR_DEFINED:
-		case ORZ_DEFINED:
-			return &generateOrzFunctions;
 	}
 }
 
diff --git a/sc2/src/uqm/plandata.c b/sc2/src/uqm/plandata.c
index ad5c860d9..3cbe92e62 100644
--- a/sc2/src/uqm/plandata.c
+++ b/sc2/src/uqm/plandata.c
@@ -550,7 +550,7 @@ STAR_DESC starmap_array[] =
 	{{1777, 1405}, MAKE_STAR (DWARF_STAR, YELLOW_BODY, -1), 0, 0, 99},
 	// ADAM ADDED
 	{{1703, 1432}, MAKE_STAR (GIANT_STAR, GREEN_BODY, -1), 0, 0, 171},
-	{{1752, 1450}, MAKE_STAR (DWARF_STAR, YELLOW_BODY, -1), SOL_DEFINED, 0, 129},
+	{{1752, 1450}, MAKE_STAR (DWARF_STAR, YELLOW_BODY, -1), 0, 0, 129, "Sol"},
 	{{1848, 1469}, MAKE_STAR (DWARF_STAR, BLUE_BODY, -1), 0, 4, 82, "Shofixti"},
 	{{1751, 1479}, MAKE_STAR (GIANT_STAR, GREEN_BODY, -1), 0, 1, 59, "Wreck"},
 	{{1707, 1501}, MAKE_STAR (DWARF_STAR, GREEN_BODY, -1), 0, 0, 52},
@@ -563,8 +563,10 @@ STAR_DESC starmap_array[] =
 	{{6291, 2208}, MAKE_STAR (DWARF_STAR, GREEN_BODY, -1), 0, 5, 71, "Mycon Worlds", "Homeworld"},
 	{{ 742, 2268}, MAKE_STAR (DWARF_STAR, ORANGE_BODY, -1), 0, 0, 117, "Chmmr"},
 	{{6395, 2312}, MAKE_STAR (DWARF_STAR, GREEN_BODY, -1), 0, 2, 12, "Mycon Worlds", "Sun Device"},
+	{{3713, 2537}, MAKE_STAR (DWARF_STAR, GREEN_BODY, -1), 0, 3, 86, "Orz", "Homeworld"},
 	{{3587, 2566}, MAKE_STAR (DWARF_STAR, GREEN_BODY, -1), 0, 7, 86, "Androsynth"},
 	{{3654, 2587}, MAKE_STAR (SUPER_GIANT_STAR, GREEN_BODY, -1), 0, 1, 86, "Melnorme", "3"},
+	{{3721, 2619}, MAKE_STAR (DWARF_STAR, GREEN_BODY, -1), 0, 4, 86, "Orz", "Taalo Protector"},
 	{{6008, 2631}, MAKE_STAR (DWARF_STAR, YELLOW_BODY, -1), 0, 2, 14, "Mycon Worlds", "Egg Case 0"},
 	{{6354, 2729}, MAKE_STAR (DWARF_STAR, WHITE_BODY, -1), 0, 3, 12, "Mycon Worlds", "Egg Case 2"},
 	{{9469, 2806}, MAKE_STAR (DWARF_STAR, ORANGE_BODY, -1), 0, 6, 61, "Druuge"},
@@ -590,16 +592,21 @@ STAR_DESC starmap_array[] =
 	{{2836, 7857}, MAKE_STAR (DWARF_STAR, WHITE_BODY, -1), 0, 5, 53, "Rainbow"},
 
 	{{5437, 8270}, MAKE_STAR (DWARF_STAR, RED_BODY, -1), 0, 5, 48, "Rainbow"},
+	{{2535, 8358}, MAKE_STAR (DWARF_STAR, YELLOW_BODY, -1), 0, 4, 53, "Thraddash", "Homeworld"},
 	{{2582, 8507}, MAKE_STAR (SUPER_GIANT_STAR, YELLOW_BODY, -1), 0, 1, 2, "Melnorme", "7"},
 	{{7666, 8666}, MAKE_STAR (DWARF_STAR, ORANGE_BODY, -1), 0, 2, 46, "Rainbow"},
+	{{2776, 8673}, MAKE_STAR (DWARF_STAR, ORANGE_BODY, -1), 0, 6, 53, "Thraddash", "Aqua Helix"},
+	{{8630, 8693}, MAKE_STAR (DWARF_STAR, GREEN_BODY, -1), 0, 2, 3, "Utwig", "Homeworld"},
 	{{8534, 8797}, MAKE_STAR (DWARF_STAR, ORANGE_BODY, -1), 0, 3, 3, "Rainbow"},
 
 	{{9960, 9042}, MAKE_STAR (GIANT_STAR, WHITE_BODY, -1), 0, 0, 42, "Rainbow"},
 	{{7414, 9124}, MAKE_STAR (DWARF_STAR, GREEN_BODY, -1), 0, 2, 47, "Supox"},
+	{{8500, 9372}, MAKE_STAR (DWARF_STAR, YELLOW_BODY, -1), 0, 6, 45, "Utwig", "Precursor Bomb"},
 	{{9159, 9745}, MAKE_STAR (SUPER_GIANT_STAR, BLUE_BODY, -1), 0, 1, 4, "Melnorme", "8"},
 	{{5704, 9795}, MAKE_STAR (DWARF_STAR, YELLOW_BODY, -1), 0, 4, 49, "VUX", "Beast"},
 
 
+
 	{{MAX_X_UNIVERSE << 1, MAX_Y_UNIVERSE << 1}, 0, 0, 0, 0},
 
 	// QuasiSpace locations
diff --git a/sc2/src/uqm/planets/generate/Makeinfo b/sc2/src/uqm/planets/generate/Makeinfo
index 258cbf46b..1623106b4 100644
--- a/sc2/src/uqm/planets/generate/Makeinfo
+++ b/sc2/src/uqm/planets/generate/Makeinfo
@@ -1,7 +1,4 @@
-uqm_CFILES="gendefault.c
-		genorz.c
-		gensol.c
-		genthrad.c genutw.c"
+uqm_CFILES="gendefault.c"
 uqm_HFILES="genall.h gendefault.h"
 uqm_CXXFILES="cxx-generator.cpp gensly-modern.cpp genshof-modern.cpp
 		gencol-modern.cpp genwreck-modern.cpp genzfpscout-modern.cpp
@@ -11,4 +8,5 @@ uqm_CXXFILES="cxx-generator.cpp gensly-modern.cpp genshof-modern.cpp
 		genpet-modern.cpp genzoq-modern.cpp genyeh-modern.cpp
 		genilw-modern.cpp genpku-modern.cpp gensam-modern.cpp
 		genmyc-modern.cpp genrain-modern.cpp genmel-modern.cpp
-		genvux-modern.cpp"
+		genvux-modern.cpp genorz-modern.cpp gensol-modern.cpp
+		genthrad-modern.cpp genutw-modern.cpp"
diff --git a/sc2/src/uqm/planets/generate/genorz.c b/sc2/src/uqm/planets/generate/genorz-modern.cpp
similarity index 52%
rename from sc2/src/uqm/planets/generate/genorz.c
rename to sc2/src/uqm/planets/generate/genorz-modern.cpp
index a50f318cc..dcb29eb3c 100644
--- a/sc2/src/uqm/planets/generate/genorz.c
+++ b/sc2/src/uqm/planets/generate/genorz-modern.cpp
@@ -30,41 +30,113 @@
 #include "../../state.h"
 #include "libs/mathlib.h"
 
+#include <map>
+#include <set>
+#include <vector>
+#include <algorithm>
+#include <exception>
+#include <stdexcept>
+#include <iostream>
+#include <array>
 
-static bool GenerateOrz_generatePlanets (SOLARSYS_STATE *solarSys);
-static bool GenerateOrz_generateOrbital (SOLARSYS_STATE *solarSys,
-		PLANET_DESC *world);
-static COUNT GenerateOrz_generateEnergy (const SOLARSYS_STATE *,
-		const PLANET_DESC *world, COUNT whichNode, NODE_INFO *);
-static bool GenerateOrz_pickupEnergy (SOLARSYS_STATE *solarSys,
-		PLANET_DESC *world, COUNT whichNode);
+namespace
+{
+	using namespace std::literals::string_literals;
+	using namespace std::literals::string_view_literals;
+	using namespace Planets::exports;
+
+	// Because we're more stringy and dynamic... It's possible that the
+	// supplemental arguments might be spelt wrong in various places.
+	//
+	// To help defend against this, the starmap checkers will make sure that
+	// only entries from this list are used.
+	//
+	// Further, I provide a `""_a` string suffix to facilitate C++23 compile
+	// time checks that each string being used is actually in this list.
+	// It does (at present) require the discipline to use `_a` suffix in all
+	// mentions.  I can use more weaponized type system tricks to enforce
+	// that requirement.  Some of those tricks require specialized typing
+	// in the STAR_DESC type... which I can't make C compatible.
+	//
+	// The right solution here is an Alepha::Enum.  I'll probably be
+	// able to bring in Alepha soon -- but it's not worth it to
+	// make this code work like that.  Instead, this somewhat peculiar
+	// merging of generation in this file should be decoupled.
+	// It mostly seems to exist to share the generation of the
+	// shattered world in the first planet slot -- after that, it just
+	// mostly does its own thing with each world.
+
+	constexpr std::array required
+	{
+		"Homeworld"sv,
+		"Taalo Protector"sv,
+	};
+
+	constexpr bool
+	checkRequired( const std::string_view s )
+	{
+		return end( required ) != std::find( begin( required ), end( required ), s );
+	}
+		
+
+	consteval std::string_view
+	operator ""_a( const char *const p, const std::size_t sz )
+	{
+		const std::string_view rv{ p, p + sz };
+		if( not checkRequired( rv ) )
+		{
+			throw "The text specified was not one of the required argument strings";
+		}
+		return rv;
+	};
+
+	class GenerateOrz
+		: public DefaultGenerator
+	{
+		bool generatePlanets( SolarSystem *solarSys ) override;
+		bool generateOrbital( SolarSystem *solarSys,
+				PLANET_DESC *world );
+		COUNT generateEnergy (const SolarSystem *,
+				const PLANET_DESC *world, COUNT whichNode, NODE_INFO *);
+		bool pickupEnergy (SolarSystem *solarSys,
+				PLANET_DESC *world, COUNT whichNode);
+
+		void
+		checkSupplementRequirements( const std::optional< std::string > &param ) override
+		{
+			if( not param.has_value() )
+			{
+				throw std::runtime_error{ "Orz solar system did not have any supplementary "
+						"argument." };
+			}
+			if( not checkRequired( param.value() ) )
+			{
+				throw std::runtime_error{ "Orz solar system did not have any valid "
+						"supplementary argument (was instead: `"s + param.value() + "`)" };
+			}
+
+			std::cerr << "World had " << param.value() << " which was a permissible value"
+					<< std::endl;
+		}
+	};
+
+	auto init= []
+	{
+		Generator::add( "Orz", std::make_unique< GenerateOrz >() );
+
+		return 0xDEADBEEF;
+	}();
+}
 
 
-const GenerateFunctions generateOrzFunctions = {
-	/* .initNpcs         = */ GenerateDefault_initNpcs,
-	/* .reinitNpcs       = */ GenerateDefault_reinitNpcs,
-	/* .uninitNpcs       = */ GenerateDefault_uninitNpcs,
-	/* .generatePlanets  = */ GenerateOrz_generatePlanets,
-	/* .generateMoons    = */ GenerateDefault_generateMoons,
-	/* .generateName     = */ GenerateDefault_generateName,
-	/* .generateOrbital  = */ GenerateOrz_generateOrbital,
-	/* .generateMinerals = */ GenerateDefault_generateMinerals,
-	/* .generateEnergy   = */ GenerateOrz_generateEnergy,
-	/* .generateLife     = */ GenerateDefault_generateLife,
-	/* .pickupMinerals   = */ GenerateDefault_pickupMinerals,
-	/* .pickupEnergy     = */ GenerateOrz_pickupEnergy,
-	/* .pickupLife       = */ GenerateDefault_pickupLife,
-};
-
-
-static bool
-GenerateOrz_generatePlanets (SOLARSYS_STATE *solarSys)
+bool
+GenerateOrz::generatePlanets( SolarSystem *const solarSys )
 {
 	COUNT angle;
 
-	GenerateDefault_generatePlanets (solarSys);
+	DefaultGenerator::generatePlanets (solarSys);
 
-	if (CurStarDescPtr->Index == ORZ_DEFINED)
+	if (CurStarDescPtr->supArg == "Homeworld"_a)
 	{
 		solarSys->PlanetDesc[0].data_index = WATER_WORLD;
 		solarSys->PlanetDesc[0].radius = EARTH_RADIUS * 156L / 100;
@@ -80,18 +152,18 @@ GenerateOrz_generatePlanets (SOLARSYS_STATE *solarSys)
 	return true;
 }
 
-static bool
-GenerateOrz_generateOrbital (SOLARSYS_STATE *solarSys, PLANET_DESC *world)
+bool
+GenerateOrz::generateOrbital( SolarSystem *const solarSys, PLANET_DESC *const world )
 {
-	if ((CurStarDescPtr->Index == ORZ_DEFINED
+	if ((CurStarDescPtr->supArg == "Homeworld"_a
 			&& matchWorld (solarSys, world, 0, MATCH_PLANET))
-			|| (CurStarDescPtr->Index == TAALO_PROTECTOR_DEFINED
+			|| (CurStarDescPtr->supArg == "Taalo Protector"_a
 			&& matchWorld (solarSys, world, 1, 2)
 			&& !GET_GAME_STATE (TAALO_PROTECTOR)))
 	{
 		COUNT i;
 
-		if ((CurStarDescPtr->Index == ORZ_DEFINED
+		if ((CurStarDescPtr->supArg == "Homeworld"_a
 				|| !GET_GAME_STATE (TAALO_UNPROTECTED))
 				&& StartSphereTracking (ORZ_SHIP))
 		{
@@ -100,7 +172,7 @@ GenerateOrz_generateOrbital (SOLARSYS_STATE *solarSys, PLANET_DESC *world)
 			ReinitQueue (&GLOBAL (ip_group_q));
 			assert (CountLinks (&GLOBAL (npc_built_ship_q)) == 0);
 
-			if (CurStarDescPtr->Index == ORZ_DEFINED)
+			if (CurStarDescPtr->supArg == "Homeworld"_a)
 			{
 				CloneShipFragment (ORZ_SHIP,
 						&GLOBAL (npc_built_ship_q), INFINITE_FLEET);
@@ -122,10 +194,10 @@ GenerateOrz_generateOrbital (SOLARSYS_STATE *solarSys, PLANET_DESC *world)
 				return true;
 
 			{
-				BOOLEAN OrzSurvivors;
+				bool OrzSurvivors;
 
 				OrzSurvivors = GetHeadLink (&GLOBAL (npc_built_ship_q))
-						&& (CurStarDescPtr->Index == ORZ_DEFINED
+						&& (CurStarDescPtr->supArg == "Homeworld"_a
 						|| !GET_GAME_STATE (TAALO_UNPROTECTED));
 
 				GLOBAL (CurrentActivity) &= ~START_INTERPLANETARY;
@@ -140,7 +212,7 @@ GenerateOrz_generateOrbital (SOLARSYS_STATE *solarSys, PLANET_DESC *world)
 		}
 
 		SET_GAME_STATE (TAALO_UNPROTECTED, 1);
-		if (CurStarDescPtr->Index == TAALO_PROTECTOR_DEFINED)
+		if (CurStarDescPtr->supArg == "Taalo Protector"_a)
 		{
 			LoadStdLanderFont (&solarSys->SysInfo.PlanetInfo);
 			solarSys->PlanetSideFrame[1] =
@@ -160,16 +232,16 @@ GenerateOrz_generateOrbital (SOLARSYS_STATE *solarSys, PLANET_DESC *world)
 		}
 	}
 
-	GenerateDefault_generateOrbital (solarSys, world);
+	DefaultGenerator::generateOrbital (solarSys, world);
 
 	return true;
 }
 
-static COUNT
-GenerateOrz_generateEnergy (const SOLARSYS_STATE *solarSys,
-		const PLANET_DESC *world, COUNT whichNode, NODE_INFO *info)
+COUNT
+GenerateOrz::generateEnergy( const SolarSystem *const solarSys,
+		const PLANET_DESC *const world, const COUNT whichNode, NODE_INFO *const info )
 {
-	if (CurStarDescPtr->Index == TAALO_PROTECTOR_DEFINED
+	if (CurStarDescPtr->supArg == "Taalo Protector"_a
 			&& matchWorld (solarSys, world, 1, 2))
 	{
 		// This check is redundant since the retrieval bit will keep the
@@ -182,7 +254,7 @@ GenerateOrz_generateEnergy (const SOLARSYS_STATE *solarSys,
 		return GenerateDefault_generateArtifact (solarSys, whichNode, info);
 	}
 
-	if (CurStarDescPtr->Index == ORZ_DEFINED
+	if (CurStarDescPtr->supArg == "Homeworld"_a
 			&& matchWorld (solarSys, world, 0, MATCH_PLANET))
 	{
 		return GenerateDefault_generateRuins (solarSys, whichNode, info);
@@ -191,11 +263,11 @@ GenerateOrz_generateEnergy (const SOLARSYS_STATE *solarSys,
 	return 0;
 }
 
-static bool
-GenerateOrz_pickupEnergy (SOLARSYS_STATE *solarSys, PLANET_DESC *world,
-		COUNT whichNode)
+bool
+GenerateOrz::pickupEnergy (SolarSystem *const solarSys, PLANET_DESC *const world,
+		const COUNT whichNode )
 {
-	if (CurStarDescPtr->Index == TAALO_PROTECTOR_DEFINED
+	if (CurStarDescPtr->supArg == "Taalo Protector"_a
 			&& matchWorld (solarSys, world, 1, 2))
 	{
 		assert (!GET_GAME_STATE (TAALO_PROTECTOR) && whichNode == 0);
@@ -209,7 +281,7 @@ GenerateOrz_pickupEnergy (SOLARSYS_STATE *solarSys, PLANET_DESC *world,
 		return true; // picked up
 	}
 
-	if (CurStarDescPtr->Index == ORZ_DEFINED
+	if (CurStarDescPtr->supArg == "Homeworld"_a
 			&& matchWorld (solarSys, world, 0, MATCH_PLANET))
 	{
 		// Standard ruins report
diff --git a/sc2/src/uqm/planets/generate/gensol.c b/sc2/src/uqm/planets/generate/gensol-modern.cpp
similarity index 89%
rename from sc2/src/uqm/planets/generate/gensol.c
rename to sc2/src/uqm/planets/generate/gensol-modern.cpp
index 2965ab21f..1d4c36e8d 100644
--- a/sc2/src/uqm/planets/generate/gensol.c
+++ b/sc2/src/uqm/planets/generate/gensol-modern.cpp
@@ -32,50 +32,47 @@
 
 #include "../../starbase.h"
 
-#define KELVIN( t ) ( t - 273 );
-#define DENSITY( d ) ( 100 * ( d / 5.513 ) );
-#define RADIUS( r ) ( 100 * ( r / 6.356 ) )
+namespace
+{
+	using namespace Planets::exports;
 
+	#define KELVIN( t ) ( t - 273 );
+	#define DENSITY( d ) ( 100 * ( d / 5.513 ) );
+	#define RADIUS( r ) ( 100 * ( r / 6.356 ) )
 
-static bool GenerateSol_initNpcs (SOLARSYS_STATE *solarSys);
-static bool GenerateSol_reinitNpcs (SOLARSYS_STATE *solarSys);
-static bool GenerateSol_generatePlanets (SOLARSYS_STATE *solarSys);
-static bool GenerateSol_generateMoons (SOLARSYS_STATE *solarSys,
-		PLANET_DESC *planet);
-static bool GenerateSol_generateName (const SOLARSYS_STATE *,
-		const PLANET_DESC *world);
-static bool GenerateSol_generateOrbital (SOLARSYS_STATE *solarSys,
-		PLANET_DESC *world);
-static COUNT GenerateSol_generateEnergy (const SOLARSYS_STATE *,
-		const PLANET_DESC *world, COUNT whichNode, NODE_INFO *);
-static COUNT GenerateSol_generateLife (const SOLARSYS_STATE *,
-		const PLANET_DESC *world, COUNT whichNode, NODE_INFO *);
-static bool GenerateSol_pickupEnergy (SOLARSYS_STATE *solarSys,
-		PLANET_DESC *world, COUNT whichNode);
+	class GenerateSol
+		: public DefaultGenerator
+	{
+		void initNpcs( SolarSystem *solarSys ) override;
+		void reinitNpcs( SolarSystem *solarSys ) override;
+		bool generatePlanets( SolarSystem *solarSys ) override;
+		bool generateMoons( SolarSystem *solarSys,
+				PLANET_DESC *planet ) override;
+		bool generateName( const SolarSystem *,
+				const PLANET_DESC *world ) override;
+		bool generateOrbital( SolarSystem *solarSys,
+				PLANET_DESC *world ) override;
+		COUNT generateEnergy( const SolarSystem *,
+				const PLANET_DESC *world, COUNT whichNode, NODE_INFO * ) override;
+		COUNT generateLife( const SolarSystem *,
+				const PLANET_DESC *world, COUNT whichNode, NODE_INFO * ) override;
+		bool pickupEnergy( SolarSystem *solarSys,
+				PLANET_DESC *world, COUNT whichNode ) override;
 
-static int init_probe (void);
-static void check_probe (void);
+		static int init_probe();
+		static void check_probe();
+	};
 
+	auto init= []
+	{
+		Generator::add( "Sol", std::make_unique< GenerateSol >() );
 
-const GenerateFunctions generateSolFunctions = {
-	/* .initNpcs         = */ GenerateSol_initNpcs,
-	/* .reinitNpcs       = */ GenerateSol_reinitNpcs,
-	/* .uninitNpcs       = */ GenerateDefault_uninitNpcs,
-	/* .generatePlanets  = */ GenerateSol_generatePlanets,
-	/* .generateMoons    = */ GenerateSol_generateMoons,
-	/* .generateName     = */ GenerateSol_generateName,
-	/* .generateOrbital  = */ GenerateSol_generateOrbital,
-	/* .generateMinerals = */ GenerateDefault_generateMinerals,
-	/* .generateEnergy   = */ GenerateSol_generateEnergy,
-	/* .generateLife     = */ GenerateSol_generateLife,
-	/* .pickupMinerals   = */ GenerateDefault_pickupMinerals,
-	/* .pickupEnergy     = */ GenerateSol_pickupEnergy,
-	/* .pickupLife       = */ GenerateDefault_pickupLife,
-};
+		return 0xDEADBEEF;
+	}();
+}
 
-
-static bool
-GenerateSol_initNpcs (SOLARSYS_STATE *solarSys)
+void
+GenerateSol::initNpcs( SolarSystem *const solarSys )
 {
 	GLOBAL (BattleGroupRef) = GET_GAME_STATE_32 (URQUAN_PROBE_GRPOFFS0);
 	if (GLOBAL (BattleGroupRef) == 0)
@@ -87,17 +84,15 @@ GenerateSol_initNpcs (SOLARSYS_STATE *solarSys)
 	}
 
 	if (!init_probe ())
-		GenerateDefault_initNpcs (solarSys);
-
-	return true;
+		DefaultGenerator::initNpcs( solarSys );
 }
 
-static bool
-GenerateSol_reinitNpcs (SOLARSYS_STATE *solarSys)
+void
+GenerateSol::reinitNpcs( SolarSystem *const solarSys )
 {
 	if (GET_GAME_STATE (CHMMR_BOMB_STATE) != 3)
 	{
-		GenerateDefault_reinitNpcs (solarSys);
+		DefaultGenerator::reinitNpcs (solarSys);
 		check_probe ();
 	}
 	else
@@ -106,11 +101,10 @@ GenerateSol_reinitNpcs (SOLARSYS_STATE *solarSys)
 		ReinitQueue (&GLOBAL (ip_group_q));
 		assert (CountLinks (&GLOBAL (npc_built_ship_q)) == 0);
 	}
-	return true;
 }
 
-static bool
-GenerateSol_generatePlanets (SOLARSYS_STATE *solarSys)
+bool
+GenerateSol::generatePlanets( SolarSystem *solarSys )
 {
 	COUNT planetI;
 
@@ -203,13 +197,13 @@ GenerateSol_generatePlanets (SOLARSYS_STATE *solarSys)
 	return true;
 }
 
-static bool
-GenerateSol_generateMoons (SOLARSYS_STATE *solarSys, PLANET_DESC *planet)
+bool
+GenerateSol::generateMoons( SolarSystem *const solarSys, PLANET_DESC *const planet )
 {
 	COUNT planetNr;
 	DWORD rand_val;
 
-	GenerateDefault_generateMoons (solarSys, planet);
+	DefaultGenerator::generateMoons (solarSys, planet);
 
 	planetNr = planetIndex (solarSys, planet);
 	switch (planetNr)
@@ -335,9 +329,9 @@ GenerateSol_generateMoons (SOLARSYS_STATE *solarSys, PLANET_DESC *planet)
 	return true;
 }
 
-static bool
-GenerateSol_generateName (const SOLARSYS_STATE *solarSys,
-		const PLANET_DESC *world)
+bool
+GenerateSol::generateName (const SolarSystem *const solarSys,
+		const PLANET_DESC *const world )
 {
 
 	COUNT planetNr = planetIndex (solarSys, world);
@@ -375,8 +369,8 @@ GenerateSol_generateName (const SOLARSYS_STATE *solarSys,
 	return true;
 }
 
-static bool
-GenerateSol_generateOrbital (SOLARSYS_STATE *solarSys, PLANET_DESC *world)
+bool
+GenerateSol::generateOrbital( SolarSystem *const solarSys, PLANET_DESC *const world )
 {
 	DWORD rand_val;
 	COUNT planetNr;
@@ -400,11 +394,11 @@ GenerateSol_generateOrbital (SOLARSYS_STATE *solarSys, PLANET_DESC *world)
 		ReinitQueue (&GLOBAL (ip_group_q));
 		assert (CountLinks (&GLOBAL (npc_built_ship_q)) == 0);
 
-		CloneShipFragment (ANDROSYNTH_ID,
+		CloneShipFragment (SYREEN_SHIP,
 				&GLOBAL (npc_built_ship_q), INFINITE_FLEET);
 
 		GLOBAL (CurrentActivity) |= START_INTERPLANETARY;
-		InitCommunication( SUPOX_CONVERSATION );
+		InitCommunication( ILWRATH_CONVERSATION );
 
 		if (!(GLOBAL (CurrentActivity) & (CHECK_ABORT | CHECK_LOAD)))
 		{
@@ -685,9 +679,9 @@ GenerateSol_generateOrbital (SOLARSYS_STATE *solarSys, PLANET_DESC *world)
 	return true;
 }
 
-static COUNT
-GenerateSol_generateEnergy (const SOLARSYS_STATE *solarSys,
-		const PLANET_DESC *world, COUNT whichNode, NODE_INFO *info)
+COUNT
+GenerateSol::generateEnergy( const SolarSystem *const solarSys,
+		const PLANET_DESC *const world, const COUNT whichNode, NODE_INFO *const info)
 {
 	if (matchWorld (solarSys, world, 9, MATCH_PLANET))
 	{
@@ -731,9 +725,9 @@ GenerateSol_generateEnergy (const SOLARSYS_STATE *solarSys,
 	return 0;
 }
 
-static bool
-GenerateSol_pickupEnergy (SOLARSYS_STATE *solarSys, PLANET_DESC *world,
-		COUNT whichNode)
+bool
+GenerateSol::pickupEnergy( SolarSystem *const solarSys, PLANET_DESC *const world,
+		const COUNT whichNode )
 {
 	if (matchWorld (solarSys, world, 9, MATCH_PLANET))
 	{	// Pluto
@@ -772,9 +766,9 @@ GenerateSol_pickupEnergy (SOLARSYS_STATE *solarSys, PLANET_DESC *world,
 	return false;
 }
 
-static COUNT
-GenerateSol_generateLife (const SOLARSYS_STATE *solarSys,
-		const PLANET_DESC *world, COUNT whichNode, NODE_INFO *info)
+COUNT
+GenerateSol::generateLife( const SolarSystem *const solarSys,
+		const PLANET_DESC *const world, const COUNT whichNode, NODE_INFO *const info)
 {
 	if (matchWorld (solarSys, world, 2, 1))
 	{
@@ -787,8 +781,8 @@ GenerateSol_generateLife (const SOLARSYS_STATE *solarSys,
 }
 
 
-static int
-init_probe (void)
+int
+GenerateSol::init_probe()
 {
 	HIPGROUP hGroup;
 
@@ -813,8 +807,8 @@ init_probe (void)
 		return 0;
 }
 
-static void
-check_probe (void)
+void
+GenerateSol::check_probe()
 {
 	HIPGROUP hGroup;
 	IP_GROUP *GroupPtr;
diff --git a/sc2/src/uqm/planets/generate/genthrad.c b/sc2/src/uqm/planets/generate/genthrad-modern.cpp
similarity index 52%
rename from sc2/src/uqm/planets/generate/genthrad.c
rename to sc2/src/uqm/planets/generate/genthrad-modern.cpp
index 875e5823a..a0ffb2a75 100644
--- a/sc2/src/uqm/planets/generate/genthrad.c
+++ b/sc2/src/uqm/planets/generate/genthrad-modern.cpp
@@ -30,41 +30,115 @@
 #include "../../state.h"
 #include "libs/mathlib.h"
 
+#include <map>
+#include <set>
+#include <vector>
+#include <algorithm>
+#include <exception>
+#include <stdexcept>
+#include <iostream>
+#include <array>
 
-static bool GenerateThraddash_generatePlanets (SOLARSYS_STATE *solarSys);
-static bool GenerateThraddash_generateOrbital (SOLARSYS_STATE *solarSys,
-		PLANET_DESC *world);
-static COUNT GenerateThraddash_generateEnergy (const SOLARSYS_STATE *,
-		const PLANET_DESC *world, COUNT whichNode, NODE_INFO *);
-static bool GenerateThraddash_pickupEnergy (SOLARSYS_STATE *solarSys,
-		PLANET_DESC *world, COUNT whichNode);
+namespace
+{
+	using namespace std::literals::string_literals;
+	using namespace std::literals::string_view_literals;
+	using namespace Planets::exports;
+
+	// Because we're more stringy and dynamic... It's possible that the
+	// supplemental arguments might be spelt wrong in various places.
+	//
+	// To help defend against this, the starmap checkers will make sure that
+	// only entries from this list are used.
+	//
+	// Further, I provide a `""_a` string suffix to facilitate C++23 compile
+	// time checks that each string being used is actually in this list.
+	// It does (at present) require the discipline to use `_a` suffix in all
+	// mentions.  I can use more weaponized type system tricks to enforce
+	// that requirement.  Some of those tricks require specialized typing
+	// in the STAR_DESC type... which I can't make C compatible.
+	//
+	// The right solution here is an Alepha::Enum.  I'll probably be
+	// able to bring in Alepha soon -- but it's not worth it to
+	// make this code work like that.  Instead, this somewhat peculiar
+	// merging of generation in this file should be decoupled.
+	// It mostly seems to exist to share the generation of the
+	// shattered world in the first planet slot -- after that, it just
+	// mostly does its own thing with each world.
+
+	constexpr std::array required
+	{
+		"Homeworld"sv,
+		"Aqua Helix"sv,
+	};
+
+	constexpr std::string x= "Hello";
+
+	constexpr bool
+	checkRequired( const std::string_view s )
+	{
+		return end( required ) != std::find( begin( required ), end( required ), s );
+	}
+		
+
+	consteval std::string_view
+	operator ""_a( const char *const p, const std::size_t sz )
+	{
+		const std::string_view rv{ p, p + sz };
+		if( not checkRequired( rv ) )
+		{
+			throw "The text specified was not one of the required argument strings";
+		}
+		return rv;
+	};
+
+	class GenerateThraddash
+		: public DefaultGenerator
+	{
+		bool generatePlanets( SolarSystem *solarSys ) override;
+		bool generateOrbital( SolarSystem *solarSys,
+				PLANET_DESC *world ) override;
+		COUNT generateEnergy( const SolarSystem *,
+				const PLANET_DESC *world, COUNT whichNode, NODE_INFO * ) override;
+		bool pickupEnergy( SolarSystem *solarSys,
+				PLANET_DESC *world, COUNT whichNode ) override;
+
+		void
+		checkSupplementRequirements( const std::optional< std::string > &param ) override
+		{
+			if( not param.has_value() )
+			{
+				throw std::runtime_error{ "Thraddash solar system did not have any "
+						"supplementary argument." };
+			}
+			if( not checkRequired( param.value() ) )
+			{
+				throw std::runtime_error{ "Thraddash solar system did not have any valid "
+						"supplementary argument (was instead: `"s + param.value() + "`)" };
+			}
+
+			std::cerr << "World had " << param.value() << " which was a permissible value"
+					<< std::endl;
+		}
+	};
+
+	auto init= []
+	{
+		Generator::add( "Thraddash", std::make_unique< GenerateThraddash >() );
+
+		return 0xDEADBEEF;
+	}();
+}
 
 
-const GenerateFunctions generateThraddashFunctions = {
-	/* .initNpcs         = */ GenerateDefault_initNpcs,
-	/* .reinitNpcs       = */ GenerateDefault_reinitNpcs,
-	/* .uninitNpcs       = */ GenerateDefault_uninitNpcs,
-	/* .generatePlanets  = */ GenerateThraddash_generatePlanets,
-	/* .generateMoons    = */ GenerateDefault_generateMoons,
-	/* .generateName     = */ GenerateDefault_generateName,
-	/* .generateOrbital  = */ GenerateThraddash_generateOrbital,
-	/* .generateMinerals = */ GenerateDefault_generateMinerals,
-	/* .generateEnergy   = */ GenerateThraddash_generateEnergy,
-	/* .generateLife     = */ GenerateDefault_generateLife,
-	/* .pickupMinerals   = */ GenerateDefault_pickupMinerals,
-	/* .pickupEnergy     = */ GenerateThraddash_pickupEnergy,
-	/* .pickupLife       = */ GenerateDefault_pickupLife,
-};
-
-
-static bool
-GenerateThraddash_generatePlanets (SOLARSYS_STATE *solarSys)
+bool
+GenerateThraddash::generatePlanets( SolarSystem *const solarSys )
 {
 	COUNT angle;
 
-	GenerateDefault_generatePlanets (solarSys);
+	DefaultGenerator::generatePlanets (solarSys);
 
-	if (CurStarDescPtr->Index == AQUA_HELIX_DEFINED)
+	if (CurStarDescPtr->supArg == "Aqua Helix"_a)
 	{
 		solarSys->PlanetDesc[0].data_index = PRIMORDIAL_WORLD;
 		solarSys->PlanetDesc[0].radius = EARTH_RADIUS * 65L / 100;
@@ -75,7 +149,7 @@ GenerateThraddash_generatePlanets (SOLARSYS_STATE *solarSys)
 		solarSys->PlanetDesc[0].location.y =
 				SINE (angle, solarSys->PlanetDesc[0].radius);
 	}
-	else  /* CurStarDescPtr->Index == THRADD_DEFINED */
+	else if( CurStarDescPtr->supArg == "Homeworld"_a )
 	{
 		solarSys->PlanetDesc[0].data_index = WATER_WORLD;
 		solarSys->PlanetDesc[0].NumPlanets = 0;
@@ -87,17 +161,22 @@ GenerateThraddash_generatePlanets (SOLARSYS_STATE *solarSys)
 		solarSys->PlanetDesc[0].location.y =
 				SINE (angle, solarSys->PlanetDesc[0].radius);
 	}
+	else
+	{
+		throw std::runtime_error{ "Unexpected supplement argument `"s
+				+ CurStarDescPtr->supArg + "`" };
+	}
 	return true;
 }
 
-static bool
-GenerateThraddash_generateOrbital (SOLARSYS_STATE *solarSys,
-		PLANET_DESC *world)
+bool
+GenerateThraddash::generateOrbital( SolarSystem *const solarSys,
+		PLANET_DESC *const world )
 {
 	if (matchWorld (solarSys, world, 0, MATCH_PLANET))
 	{
 		if (StartSphereTracking (THRADDASH_SHIP)
-				&& (CurStarDescPtr->Index == THRADD_DEFINED
+				&& (CurStarDescPtr->supArg == "Homeworld"_a
 				|| (!GET_GAME_STATE (HELIX_UNPROTECTED)
 				&& (BYTE)(GET_GAME_STATE (THRADD_MISSION) - 1) >= 3)))
 		{
@@ -110,7 +189,7 @@ GenerateThraddash_generateOrbital (SOLARSYS_STATE *solarSys,
 					INFINITE_FLEET);
 
 			GLOBAL (CurrentActivity) |= START_INTERPLANETARY;
-			if (CurStarDescPtr->Index == THRADD_DEFINED)
+			if (CurStarDescPtr->supArg == "Homeworld"_a)
 			{
 				SET_GAME_STATE (GLOBAL_FLAGS_AND_DATA, 1 << 7);
 			}
@@ -127,7 +206,7 @@ GenerateThraddash_generateOrbital (SOLARSYS_STATE *solarSys,
 			ReinitQueue (&GLOBAL (npc_built_ship_q));
 			GetGroupInfo (GROUPS_RANDOM, GROUP_LOAD_IP);
 
-			if (CurStarDescPtr->Index == THRADD_DEFINED
+			if (CurStarDescPtr->supArg == "Homeworld"_a
 					|| (!GET_GAME_STATE (HELIX_UNPROTECTED)
 					&& (BYTE)(GET_GAME_STATE (THRADD_MISSION) - 1) >= 3))
 				return true;
@@ -135,7 +214,7 @@ GenerateThraddash_generateOrbital (SOLARSYS_STATE *solarSys,
 			RepairSISBorder ();
 		}
 
-		if (CurStarDescPtr->Index == AQUA_HELIX_DEFINED
+		if (CurStarDescPtr->supArg == "Aqua Helix"_a
 				&& !GET_GAME_STATE (AQUA_HELIX))
 		{
 			LoadStdLanderFont (&solarSys->SysInfo.PlanetInfo);
@@ -144,7 +223,7 @@ GenerateThraddash_generateOrbital (SOLARSYS_STATE *solarSys,
 			solarSys->SysInfo.PlanetInfo.DiscoveryString =
 					CaptureStringTable (LoadStringTable (AQUA_STRTAB));
 		}
-		else if (CurStarDescPtr->Index == THRADD_DEFINED)
+		else if (CurStarDescPtr->supArg == "Homeworld"_a)
 		{
 			LoadStdLanderFont (&solarSys->SysInfo.PlanetInfo);
 			solarSys->PlanetSideFrame[1] =
@@ -154,21 +233,21 @@ GenerateThraddash_generateOrbital (SOLARSYS_STATE *solarSys,
 		}
 	}
 
-	GenerateDefault_generateOrbital (solarSys, world);
+	DefaultGenerator::generateOrbital (solarSys, world);
 	return true;
 }
 
-static COUNT
-GenerateThraddash_generateEnergy (const SOLARSYS_STATE *solarSys,
-		const PLANET_DESC *world, COUNT whichNode, NODE_INFO *info)
+COUNT
+GenerateThraddash::generateEnergy( const SolarSystem *const solarSys,
+		const PLANET_DESC *const world, const COUNT whichNode, NODE_INFO *const info )
 {
-	if (CurStarDescPtr->Index == THRADD_DEFINED
+	if (CurStarDescPtr->supArg == "Homeworld"_a
 			&& matchWorld (solarSys, world, 0, MATCH_PLANET))
 	{
 		return GenerateDefault_generateRuins (solarSys, whichNode, info);
 	}
 
-	if (CurStarDescPtr->Index == AQUA_HELIX_DEFINED
+	if (CurStarDescPtr->supArg == "Aqua Helix"_a
 			&& matchWorld (solarSys, world, 0, MATCH_PLANET))
 	{
 		// This check is redundant since the retrieval bit will keep the
@@ -184,11 +263,11 @@ GenerateThraddash_generateEnergy (const SOLARSYS_STATE *solarSys,
 	return 0;
 }
 
-static bool
-GenerateThraddash_pickupEnergy (SOLARSYS_STATE *solarSys, PLANET_DESC *world,
-		COUNT whichNode)
+bool
+GenerateThraddash::pickupEnergy( SolarSystem *const solarSys, PLANET_DESC *const world,
+		const COUNT whichNode )
 {
-	if (CurStarDescPtr->Index == THRADD_DEFINED
+	if (CurStarDescPtr->supArg == "Homeworld"_a
 			&& matchWorld (solarSys, world, 0, MATCH_PLANET))
 	{
 		// Standard ruins report
@@ -196,7 +275,7 @@ GenerateThraddash_pickupEnergy (SOLARSYS_STATE *solarSys, PLANET_DESC *world,
 		return false;
 	}
 
-	if (CurStarDescPtr->Index == AQUA_HELIX_DEFINED
+	if (CurStarDescPtr->supArg == "Aqua Helix"_a
 			&& matchWorld (solarSys, world, 0, MATCH_PLANET))
 	{
 		assert (!GET_GAME_STATE (AQUA_HELIX) && whichNode == 0);
diff --git a/sc2/src/uqm/planets/generate/genutw.c b/sc2/src/uqm/planets/generate/genutw-modern.cpp
similarity index 55%
rename from sc2/src/uqm/planets/generate/genutw.c
rename to sc2/src/uqm/planets/generate/genutw-modern.cpp
index 71ac2aa49..c96f8c831 100644
--- a/sc2/src/uqm/planets/generate/genutw.c
+++ b/sc2/src/uqm/planets/generate/genutw-modern.cpp
@@ -30,38 +30,112 @@
 #include "../../state.h"
 #include "libs/mathlib.h"
 
-
-static bool GenerateUtwig_initNpcs (SOLARSYS_STATE *solarSys);
-static bool GenerateUtwig_generatePlanets (SOLARSYS_STATE *solarSys);
-static bool GenerateUtwig_generateOrbital (SOLARSYS_STATE *solarSys,
-		PLANET_DESC *world);
-static COUNT GenerateUtwig_generateEnergy (const SOLARSYS_STATE *,
-		const PLANET_DESC *world, COUNT whichNode, NODE_INFO *);
-static bool GenerateUtwig_pickupEnergy (SOLARSYS_STATE *solarSys,
-		PLANET_DESC *world, COUNT whichNode);
+#include <map>
+#include <set>
+#include <vector>
+#include <algorithm>
+#include <exception>
+#include <stdexcept>
+#include <iostream>
+#include <array>
 
 
-const GenerateFunctions generateUtwigFunctions = {
-	/* .initNpcs         = */ GenerateUtwig_initNpcs,
-	/* .reinitNpcs       = */ GenerateDefault_reinitNpcs,
-	/* .uninitNpcs       = */ GenerateDefault_uninitNpcs,
-	/* .generatePlanets  = */ GenerateUtwig_generatePlanets,
-	/* .generateMoons    = */ GenerateDefault_generateMoons,
-	/* .generateName     = */ GenerateDefault_generateName,
-	/* .generateOrbital  = */ GenerateUtwig_generateOrbital,
-	/* .generateMinerals = */ GenerateDefault_generateMinerals,
-	/* .generateEnergy   = */ GenerateUtwig_generateEnergy,
-	/* .generateLife     = */ GenerateDefault_generateLife,
-	/* .pickupMinerals   = */ GenerateDefault_pickupMinerals,
-	/* .pickupEnergy     = */ GenerateUtwig_pickupEnergy,
-	/* .pickupLife       = */ GenerateDefault_pickupLife,
-};
-
-
-static bool
-GenerateUtwig_initNpcs (SOLARSYS_STATE *solarSys)
+namespace
 {
-	if (CurStarDescPtr->Index == BOMB_DEFINED
+	using namespace std::literals::string_literals;
+	using namespace std::literals::string_view_literals;
+	using namespace Planets::exports;
+
+	// Because we're more stringy and dynamic... It's possible that the
+	// supplemental arguments might be spelt wrong in various places.
+	//
+	// To help defend against this, the starmap checkers will make sure that
+	// only entries from this list are used.
+	//
+	// Further, I provide a `""_a` string suffix to facilitate C++23 compile
+	// time checks that each string being used is actually in this list.
+	// It does (at present) require the discipline to use `_a` suffix in all
+	// mentions.  I can use more weaponized type system tricks to enforce
+	// that requirement.  Some of those tricks require specialized typing
+	// in the STAR_DESC type... which I can't make C compatible.
+	//
+	// The right solution here is an Alepha::Enum.  I'll probably be
+	// able to bring in Alepha soon -- but it's not worth it to
+	// make this code work like that.  Instead, this somewhat peculiar
+	// merging of generation in this file should be decoupled.
+	// It mostly seems to exist to share the generation of the
+	// shattered world in the first planet slot -- after that, it just
+	// mostly does its own thing with each world.
+
+	constexpr std::array required
+	{
+		"Homeworld"sv,
+		"Precursor Bomb"sv,
+	};
+
+	constexpr std::string x= "Hello";
+
+	constexpr bool
+	checkRequired( const std::string_view s )
+	{
+		return end( required ) != std::find( begin( required ), end( required ), s );
+	}
+		
+
+	consteval std::string_view
+	operator ""_a( const char *const p, const std::size_t sz )
+	{
+		const std::string_view rv{ p, p + sz };
+		if( not checkRequired( rv ) )
+		{
+			throw "The text specified was not one of the required argument strings";
+		}
+		return rv;
+	};
+
+	class GenerateUtwig
+		: public DefaultGenerator
+	{
+		void initNpcs( SolarSystem *solarSys ) override;
+		bool generatePlanets( SolarSystem *solarSys ) override;
+		bool generateOrbital( SolarSystem *solarSys,
+				PLANET_DESC *world ) override;
+		COUNT generateEnergy( const SolarSystem *,
+				const PLANET_DESC *world, COUNT whichNode, NODE_INFO * ) override;
+		bool pickupEnergy( SolarSystem *solarSys,
+				PLANET_DESC *world, COUNT whichNode ) override;
+
+		void
+		checkSupplementRequirements( const std::optional< std::string > &param ) override
+		{
+			if( not param.has_value() )
+			{
+				throw std::runtime_error{ "Utwig solar system did not have any supplementary "
+						"argument." };
+			}
+			if( not checkRequired( param.value() ) )
+			{
+				throw std::runtime_error{ "Utwig solar system did not have any valid "
+						"supplementary argument (was instead: `"s + param.value() + "`)" };
+			}
+
+			std::cerr << "World had " << param.value() << " which was a permissible value"
+					<< std::endl;
+		}
+	};
+
+	auto init= []
+	{
+		Generator::add( "Utwig", std::make_unique< GenerateUtwig >() );
+		return 0xDEADBEEF;
+	}();
+}
+
+
+void
+GenerateUtwig::initNpcs( SolarSystem *const solarSys )
+{
+	if (CurStarDescPtr->supArg == "Precursor Bomb"_a
 			&& !GET_GAME_STATE (UTWIG_BOMB))
 	{
 		ReinitQueue (&GLOBAL (ip_group_q));
@@ -69,20 +143,18 @@ GenerateUtwig_initNpcs (SOLARSYS_STATE *solarSys)
 	}
 	else
 	{
-		GenerateDefault_initNpcs (solarSys);
+		DefaultGenerator::initNpcs (solarSys);
 	}
-
-	return true;
 }
 
-static bool
-GenerateUtwig_generatePlanets (SOLARSYS_STATE *solarSys)
+bool
+GenerateUtwig::generatePlanets( SolarSystem *const solarSys )
 {
 	COUNT angle;
 
-	GenerateDefault_generatePlanets (solarSys);
+	DefaultGenerator::generatePlanets (solarSys);
 
-	if (CurStarDescPtr->Index == UTWIG_DEFINED)
+	if (CurStarDescPtr->supArg == "Homeworld"_a)
 	{
 		solarSys->PlanetDesc[0].data_index = WATER_WORLD;
 		solarSys->PlanetDesc[0].NumPlanets = 1;
@@ -98,16 +170,16 @@ GenerateUtwig_generatePlanets (SOLARSYS_STATE *solarSys)
 	return true;
 }
 
-static bool
-GenerateUtwig_generateOrbital (SOLARSYS_STATE *solarSys, PLANET_DESC *world)
+bool
+GenerateUtwig::generateOrbital( SolarSystem *const solarSys, PLANET_DESC *const world )
 {
-	if ((CurStarDescPtr->Index == UTWIG_DEFINED
+	if ((CurStarDescPtr->supArg == "Homeworld"_a
 			&& matchWorld (solarSys, world, 0, MATCH_PLANET))
-			|| (CurStarDescPtr->Index == BOMB_DEFINED
+			|| (CurStarDescPtr->supArg == "Precursor Bomb"_a
 			&& matchWorld (solarSys, world, 5, 1)
 			&& !GET_GAME_STATE (UTWIG_BOMB)))
 	{
-		if ((CurStarDescPtr->Index == UTWIG_DEFINED
+		if ((CurStarDescPtr->supArg == "Homeworld"_a
 				|| !GET_GAME_STATE (UTWIG_HAVE_ULTRON))
 				&& StartSphereTracking (UTWIG_SHIP))
 		{
@@ -120,7 +192,7 @@ GenerateUtwig_generateOrbital (SOLARSYS_STATE *solarSys, PLANET_DESC *world)
 					&GLOBAL (npc_built_ship_q), INFINITE_FLEET);
 
 			GLOBAL (CurrentActivity) |= START_INTERPLANETARY;
-			if (CurStarDescPtr->Index == UTWIG_DEFINED)
+			if (CurStarDescPtr->supArg == "Homeworld"_a)
 			{
 				SET_GAME_STATE (GLOBAL_FLAGS_AND_DATA, 1 << 7);
 			}
@@ -139,7 +211,7 @@ GenerateUtwig_generateOrbital (SOLARSYS_STATE *solarSys, PLANET_DESC *world)
 			return true;
 		}
 
-		if (CurStarDescPtr->Index == BOMB_DEFINED
+		if (CurStarDescPtr->supArg == "Precursor Bomb"_a
 				&& !GET_GAME_STATE (BOMB_UNPROTECTED)
 				&& StartSphereTracking (DRUUGE_SHIP))
 		{
@@ -162,7 +234,7 @@ GenerateUtwig_generateOrbital (SOLARSYS_STATE *solarSys, PLANET_DESC *world)
 				return true;
 
 			{
-				BOOLEAN DruugeSurvivors;
+				bool DruugeSurvivors;
 
 				DruugeSurvivors =
 						GetHeadLink (&GLOBAL (npc_built_ship_q)) != 0;
@@ -179,7 +251,7 @@ GenerateUtwig_generateOrbital (SOLARSYS_STATE *solarSys, PLANET_DESC *world)
 			}
 		}
 
-		if (CurStarDescPtr->Index == BOMB_DEFINED)
+		if (CurStarDescPtr->supArg == "Precursor Bomb"_a)
 		{
 			LoadStdLanderFont (&solarSys->SysInfo.PlanetInfo);
 			solarSys->PlanetSideFrame[1] =
@@ -197,9 +269,9 @@ GenerateUtwig_generateOrbital (SOLARSYS_STATE *solarSys, PLANET_DESC *world)
 		}
 	}
 
-	GenerateDefault_generateOrbital (solarSys, world);
+	DefaultGenerator::generateOrbital (solarSys, world);
 
-	if (CurStarDescPtr->Index == UTWIG_DEFINED
+	if (CurStarDescPtr->supArg == "Homeworld"_a
 			&& matchWorld (solarSys, world, 0, MATCH_PLANET))
 	{
 		solarSys->SysInfo.PlanetInfo.Weather = 1;
@@ -209,17 +281,17 @@ GenerateUtwig_generateOrbital (SOLARSYS_STATE *solarSys, PLANET_DESC *world)
 	return true;
 }
 
-static COUNT
-GenerateUtwig_generateEnergy (const SOLARSYS_STATE *solarSys,
-		const PLANET_DESC *world, COUNT whichNode, NODE_INFO *info)
+COUNT
+GenerateUtwig::generateEnergy( const SolarSystem *const solarSys,
+		const PLANET_DESC *const world, const COUNT whichNode, NODE_INFO *const info )
 {
-	if (CurStarDescPtr->Index == UTWIG_DEFINED
+	if (CurStarDescPtr->supArg == "Homeworld"_a
 			&& matchWorld (solarSys, world, 0, MATCH_PLANET))
 	{
 		return GenerateDefault_generateRuins (solarSys, whichNode, info);
 	}
 
-	if (CurStarDescPtr->Index == BOMB_DEFINED
+	if (CurStarDescPtr->supArg == "Precursor Bomb"_a
 			&& matchWorld (solarSys, world, 5, 1))
 	{
 		// This check is redundant since the retrieval bit will keep the
@@ -235,11 +307,11 @@ GenerateUtwig_generateEnergy (const SOLARSYS_STATE *solarSys,
 	return 0;
 }
 
-static bool
-GenerateUtwig_pickupEnergy (SOLARSYS_STATE *solarSys, PLANET_DESC *world,
-		COUNT whichNode)
+bool
+GenerateUtwig::pickupEnergy( SolarSystem *const solarSys, PLANET_DESC *const world,
+		const COUNT whichNode )
 {
-	if (CurStarDescPtr->Index == UTWIG_DEFINED
+	if (CurStarDescPtr->supArg == "Homeworld"_a
 			&& matchWorld (solarSys, world, 0, MATCH_PLANET))
 	{
 		// Standard ruins report
@@ -247,7 +319,7 @@ GenerateUtwig_pickupEnergy (SOLARSYS_STATE *solarSys, PLANET_DESC *world,
 		return false;
 	}
 
-	if (CurStarDescPtr->Index == BOMB_DEFINED
+	if (CurStarDescPtr->supArg == "Precursor Bomb"_a
 			&& matchWorld (solarSys, world, 5, 1))
 	{
 		assert (!GET_GAME_STATE (UTWIG_BOMB) && whichNode == 0);