11 achievements for 1000 Gamerscore
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Forced into Space for Unknown Reasons
Finish all levels in Galaxy A
50 Gamerscore
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Astro-Not!
Complete Galaxy B
50 Gamerscore
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Not Saying It Was Aliens, But It Was Aliens
Complete Galaxy C
50 Gamerscore
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Breaking the Law. Of Physics.
Complete Galaxy D
50 Gamerscore
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Star Rats Spelled Backwards is Star Rats
View the ending
100 Gamerscore
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Slow Clap. In Space.
Earn a 3 star rating on all levels in Galaxy A
100 Gamerscore
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Quasi-Stellar Object
Earn a 3 star rating on all levels in Galaxy B
100 Gamerscore
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Your Anus. Erm, Uranus.
Earn a 3 star rating on all levels in Galaxy C
100 Gamerscore
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Galactic Bulge
Earn a 3 star rating on all levels in Galaxy D
100 Gamerscore
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This is the End.
View the true ending
200 Gamerscore
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My Mellow-Harshing, Amigo
Hear all insults
100 Gamerscore