Alien

Groups:
* Weyland-Yutani Corporation (originally Weylan-Yutani)
* United States Colonial Marine Corps (USCMC, USCM)
* United Systems Military (USM)

Spacecraft:
* USCSS Nostromo
* USS Sulaco
* USM Auriga

Timeline:
* 2012 - Weyland Industries/Corp established (Prometheus)
* 2093 - Prometheus' mission to LV-223 (Prometheus)
* 209x - Weyland-Yutani merger (Prometheus)
* 2122 - Nostromo's crew inspect the Derelict on LV-426 (Alien)
* 2179 - Ripley is revived from cryosleep and goes back to LV-426 where Hadley's Hope colony had been set up (Aliens)
* 2179 - Ripley crashlands on Fury 161 (Alien 3)
* 23xx - Ripley is cloned (Alien Resurrection)

Graphically designed by H. R. Giger. Except for the chestburster, for which Giger produced a "plucked chicken"-like concept.

Implied:
* Aliens (xenomorphs)
* Parasites (chestbursters)

Common:
* Androids