Fallout 3: Mothership Zeta (Xbox 360)

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Achievements

Accomplish the indicated achievement to get the number of Xbox Live Gamerscore points.

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