This archive tracks four layers. A record present in 3 of them (HH, AoI, M41) is silent in the rest, and says so.
The Horus HeresyM30–M31
imperium
Homeworld of Konrad Curze and the VIII Legion; destroyed
A sunless hive world running on murder and mining tithes, terrorised into order by one man and then shelled to pieces by that man's own Legion when it slid back. The Night Lords recruited from its prisons afterwards and it showed.
Age of the ImperiumM32–M40
none
Destroyed
Broken open. Nothing was rebuilt.
The 41st Millenniumpre-Rift
none
Destroyed
A wreck on the inside edge of the Ghoul Stars that the Night Lords do not go back to.
Era Indomituspost-Rift
[RECORD LOST]
No record for this location in Era Indomitus.
Position
Map frame: 840, 660 in the archive's 0–1000 disk space (core at 500, 500).
Distance from the core: 376 units ≈ 40k light years, south-east of the galactic core.
Height above the disk plane: 0.0 units — invented thin-disk jitter, deterministic per record. No published source gives any location a z coordinate.
System: Nostramo System
Books set here
1 title in the reading tracker touches this record, 1 of them as a primary location. Titles link out to the tracker.
wh40k.lexicanum.com/wiki/Nostramo derived: — 'on the inside edge of the Ghoul Stars', a region on the galactic east/north-east beyond the Imperium's settled space. Placed far east in Ultima, past Ultramar and outside the Astronomican's reach, which is what 'beyond the Imperium's settled space' has to mean geometrically