Dead World - Notable Dead Worlds: Planet NameSegmentumSectorSub-SectorSystemPopulationAdrantis VUnknownUnknownUnknownUnknownN/AAvalosSegmentum UltimaJericho ReachUnknownUnknown0BarbarusSegmentum TempestusClassifiedClassifiedClassified0 (At Present, due to Exterminatus)Belis CoronaSegmentum ObscurusBelis CoronaBelis CoronaBelis CoronaUnknownBelissarSegmentum UltimaJericho ReachUnknownBelissar SystemUnknownBellomSegmentum UltimaJericho ReachUnknownBellom System0Berien VIUltima SegmentumUnknownUnknownUnknownUnknownChemosUltima SegmentumUnknownUnknownChemos500 Million (Formerly) / 0 (At Present, due to Exterminatus)ColchisSegmentum PacificusClassifiedClassifiedColchisUnknown / 0 (At Present, due to Exterminatus)CressidSegmentum UltimaJericho ReachUnknownUnknownUnknownCthoniaSegmentum SolarClassifiedClassifiedCthonic2 Billion (Formerly) / 0 (At Present, due to Exterminatus)CyreneUltima SegmentumKorianisAureliaCyrene4.2 Billion (Formerly) / 0 (Present, due to Exterminatus)DakinorSegmentum UltimaJericho ReachUnknownUnknownUnknownDotonUltima SegmentumUnknownUnknownUnknownUnknownDunen IIUltima SegmentumUnknownUnknownUnknownUnknownEl'PhanorSegmentum SolarUnknownUnknownUnknownN/AEvangelUltima SegmentumUnknownUnknownUnknownUnknownFreyaSegmentum UltimaJericho ReachOrpheus SalientFreya System0Gath RimmonUnknownUnknownUnknownIopheus Secundus SystemUnknownGrangoldSegmentum ObscurusCalixis SectorUnknownUnknownUnknownGryphonne IVSegmentum TempestusUnknownUnknownUnknown8.52 billion (formerly) / 0 (At Present)HeedSegmentum ObscurusCalixis SectorUnknownUnknownUnknownHoldaUltima SegmentumUnknownUnknownUnknownUnknownIstvaan IIISegmentum ObscurusUnknownUnknownIsstvan System12 billion (pre-Heresy) / 0 (At Present)Istvaan VSegmentum ObscurusUnknownUnknownIsstvan System0 (At Present)KlahaSegmentum UltimaJericho ReachUnknownKlaha SystemUnknownKlyboSegmentum ObscurusCalixis SectorUnknownUnknownUnknownLetheSegmentum ObscurusCoronid DeepsUnknownLethe SystemUnknown / 0 (At Present)LysiosSegmentum UltimaUnknownUnknownCryptus System300 Million / 0 (At Present, due to Hive Fleet Leviathan)NaogeddonUnknownUnknownUnknownUnknownUnknownNuncSegmentum UltimaJericho ReachUnknownUnknownUnknownObstiriaUnknownUnknownSanctus ReachSanctusN/AOlympiaUltima SegmentumClassifiedClassifiedOlympia MajorisUnknown / 0 (At Present, due to Exterminatus)PrandiumUltima SegmentumUltramarUnknownUnknownN/AProsperoUltima SegmentumClassifiedClassifiedProsperoUnknown (Formerly) / 0 (At Present, due to Exterminatus)SagacitySegmentum UltimaJericho ReachUnknownUnknownUnknownScansion BetaSegmentum UltimaJericho ReachUnknownUnknownUnknownSkapulaSegmentum UltimaJericho ReachUnknownSkapula SystemUnknownSovereignSegmentum UltimaJericho ReachUnknownUnknownUnknownStalinvastUnknownUnknownUnknownUnknownUnknownTruan IXUnknownUnknownUnknownUnknownUnknownTanithSegmentum PacificusUnknownSabbat WorldsUnknownNone (At Present) / Billions (Formerly)TantalusSegmentum UltimaJericho ReachUnknownCastobel SystemEst. 79,000,000 (Formerly) / 0 (At Present, due to Hive Fleet Dagon)Themiskon PointSegmentum UltimaJericho ReachUnknownThemiskon SystemUnknownTyphon PrimarisUltima SegmentumKorianisAureliaTyphon300,000 (Formerly) / 0 (At Present, due to Exterminatus)TyranEastern FringeUnknownUnknownUnknownN/AValosUltima SegmentumUnknownUnknownUnknownN/AZanatov's HarbourSegmentum UltimaJericho ReachUnknownZanatov System0ZhorosUnknownUnknownUnknownUnknownUnknown