World · Segmentum Ultima
Calth
Calth is a world of Ultramar in the Veridia system (Segmentum Ultima), under a deadly blue sun. The site of the Battle of Calth and the Underworld War (007.M31): the Word Bearers struck the Ultramarines from ambush and sabotaged the star Veridia, driving the survivors into the arcologies.
- Category
- World
- Location
- Segmentum Ultima
- Significance on the map
- 5 of 5
- Place confidence
- Place reliable
- Events
- 5 events
Place on the map
Grounds for placing the system exactly here on the map:
- «Calth… Veridia System, Ultima Sector, Ultima Segmentum» — Atlas compilation · source check 2026
- Battle of Calth 007.M31
Events in the system
Legions
Legions named in the system’s events:
Factions
Named among the sides of the system’s events:
Characters
Linked to the system’s events:
Sources
- Lexicanum: Calth
- Know No Fear (D. Abnett)
- Atlas compilation · source check 2026
Open in the atlas
Permalink: https://astart.es/en/systems/calth/