Simple quick description of timeline (days/hours) in which campaign and operations missions are played. Recidious System campaign Recidious System was invaded in M42 by Hive Fleet Leviathan (one of its splinter fleet) in response to this threat Ultramarines 2nd Company and Cadian 8th Regiment was deployed in system. Planets in system: Kadaku - Jungle Death World Avarax - Hive World Demerium - Cemetery & Tomb World Notable squads: Deathwatch Kill Team Primus:Nullus (Demetrian Titus) - Black Shield leader, formerly of the Ultramarines Beren - Black Templars Darius - Dark Angels Kelstros - Blood Angels Ulfar - Space Wolves Combat Squad "Damocles":Demetrian Titus - Lieutenant Valorem Gadriel - Sergeant Meduras Chairon - Battle brother Combat Squad "Veridian":Decimus - Vanguard / Squad Leader (Vanguard Reiver, Ultramarines 2nd Company) Valius - Tactical (Intercessor, Ultramarines 2nd Company) Straban - Heavy (Heavy Intercessor, Ultramarines 2nd Company) Combat Squad "Talasa":Vespasius - Assault / Squad Leader (Jump Pack Assault Intercessor, Ultramarines 2nd Company) Quartus - Bulwark (Bladeguard Veteran, Ultramarines 2nd Company) Scipius - Sniper (Vanguard Eliminator, Ultramarines 2nd Company) Local timeline of events Mission 00: ProloguePlanet Kadaku. //Deathwatch Kill Team Primus Time since Tyranid invasion: Day 2, 09:37:16 Planet Kadaku's orbit. //Battle barge "Resilient"Day 4, 05:18:31 Mission 01: SkyfirePlanet Kadaku. //Combat Squad "Damocles" Day 4, 05:47:02 Planet Kadaku's orbit. //Battle barge "Resilient"Day 4, 09:03:56 Operation 01: InfernoPlanet Kadaku. //Combat Squad "Talasa" Day 4, 09:40:33 Mission 02: SeverancePlanet Kadaku. //Combat Squad "Damocles" Day 4, 09:53:12 Operation 07: TerminationPlanet Kadaku. Day 4, 11:28:33 Planet Avarax's orbit. //Battle barge "Resilient"Day 6, 10:49:15 Mission 03: Machinus DivinitusPlanet Avarax's orbital platform. //Combat Squad "Damocles" Day 6, 11:08:41 Operation 09: ExfiltrationPlanet Avarax. //Combat Squad "Veridian" Day 6, 11:20:17 Planet Avarax's orbit. //Battle barge "Resilient"Day 6, 12:53:10 Operation 06: Ballistic enginePlanet Avarax. //Combat Squad "Talasa" Day 6, 13:40:56 Mission 04: Servant of the MachinePlanet Avarax. //Combat Squad "Damocles" Day 6, 13:41:02 Planet Avarax's orbit. //Battle barge "Resilient"Day 6, 14:58:29 Operation 02: DecapitationPlanet Avarax. //Combat Squad "Talasa" Day 6, 15:46:12 Operation 03: Vox LiberatisPlanet Avarax. //Combat Squad "Veridian" Day 6, 15:49:43 Mission 05: VoidsongPlanet Avarax. //Combat Squad "Damocles" Day 6, 15:54:19 En route to planet Demerium's orbit. //Battle barge "Resilient"Day 7, 18:45:16 Planet Demerium's orbit. //Battle barge "Resilient"Day 7, 19:00:52 Operation 04: ReliquaryPlanet Demerium. //Combat Squad "Veridian" Day 7, 19:34:22 Operation 05: Fall of AtreusPlanet Demerium. //Combat Squad "Talasa" Day 7, 19:40:33 Mission 06: Dawn's DescentPlanet Demerium's low orbit. //Combat Squad "Damocles" Day 7, 20:14:47 Operation 08: ObeliskPlanet Demerium. //Combat Squad "Talasa" Day 7, 22:38:04 Recidious system. //Battle barge "Resilient"Day 8, 03:10:05 Operation 10: VortexPlanet Avarax. //Combat Squad ???? Day 9, 08:14:32 Operation 11: ReclamationPlanet Avarax's high orbit. //Combat Squad ???? Day 10, 14:03:56