Fallout 3: Mothership Zeta Achievements

Achievements

Unlockable                                      How to Unlock
Alien Archivist (20) Collected all Alien Captive Recordings
Among the Stars (20) Completed "Among the Stars"
Not of This World (20) Completed "Not of This World"
This Galaxy Ain't Big Enough... (40) Completed "This Galaxy Ain't Big Enough..."