Recidious System

Galaxy Portal

Recidious

The Recidious System is an Imperium controlled star system.^[1a] It is located in the southern portion of Segmentum Pacificus.^[3]

History

In M42, it was invaded by Hive Fleet Leviathan and among the Imperial forces that came to its defense, were the Ultramarines Chapter's 2nd Company, the Astra Militarum's Cadian 8th Regiment, the Adeptus Mechanicus, the Inquisition, the Deathwatch^[1a] and the Imperial Navy.^[1b] However, the Recidious System was later invaded by the Thousand Sons Traitor Legion as well, which has led to the Imperium now fighting both invading forces at once.^[1a]

The Recidious System is also where Project Aurora was researched and further developed.^[2]

Known Worlds and Moons

• Avarax^[2a] - Hive World^[1a]
• Demerium - Moon of Avarax,^[2a] Cemetery World & Necron Tomb World^[2]
• Gas Giant 32.1^[2a]
• Kadaku - Moon of Gas Giant 32.1, Jungle World & Death World^[1a][2a]
• X_0020 - Moon of Avarax.

Tyranid Invasion Timeline

• Day 2, 09:37:16: Deathwatch Kill Team Primus deploys a virus bomb on Kadaku to slow Tyranid invasion. The Ultramarines 1st Company and 2nd Company arrived in system to combat the Tyranid threat.
  • The Ultramarines 1st Company leaves at some point between the 2nd and 4th day of the invasion.
  • Day 4: Tyranid hive fleet adapted rapidly to Deathwatch virus bomb. Antiviral response distributed within 36 hours. Full immunity achieved within one generation.
• Day 4: Kadaku is considered lost to the Tyranids as the xenos begin to consume the world.
  • Day 4, 05:47:02 - Planetary Defence Base is recaptured by Imperial Guard and an Ultramarines squad. Orbital Defence Cannons are used to destroy a Hive Ship in low orbit.
  • Day 4, 09:53:12 - The evacuation of the remaining high-value Mechanicus priests (including Archmagos Nozick Beta-12) and research data (Project Aurora artefact) from Kadaku is commenced.
  • Day 4, 11:28:33 - Tyranid Capillary Towers loom over the world's surface while Hierophant Bio-Titans roam the surface defending the towers. Icarus Lascannons of an abandoned Imperial Guard fortress are used to slay a bio-titan and destroy capillary towers.
• Day 6: Leviathan splinter Hive fleet has reached Avarax.
  • Day 6, 09:29:25 - The Resilient is en route to Avarax.
  • Day 6, 10:49:15 - The Resilient is arrives in orbit of Avarax.
  • Day 6, 13:41:02 - Thousand Sons forces reveal themselves.
  • Day 6, 13:40:56 - Nova Cannon warhead is detonated within a hive city on Avarax, delivered via train.
• Day 7, 20:14:47 - Thousand Sons forces are battled on Demerium. Project Aurora is activated. Ultramarines 1st Company returns and joins the battle on Demerium.

Sources

• 1: Wrath & Glory: Space Marine 2 - Purge the Swarm
  • 1a: pgs. 4-5
  • 1b: pg. 9
• 2: Warhammer 40,000: Space Marine 2:
  • 2a: Prologue - Acheran meeting cutscene
• 3: Warhammer-Community: Secret Level Warhammer – Cool details you might have missed (posted 18 Dec 2024) (archive page saved 18 December 2024, last accessed 15 January 2025, original link: https://www.warhammer-community.com/en-gb/articles/urgzcdwr/secret-level-warhammer-cool-details-you-might-have-missed/ )