Complete the following achievements to unlock Xbox Live Gamerscore points.

Achievement	How to unlock
A Scanner Darkly (16 points)	Attain 'Naturalist' status in Planet Zoology Scanned.
A Space Odyssey (64 points)	Attain 'Discoverer' status in Space Exploration.
Babel-17 (16 points)	Attain 'Confused' status in Words Collected.
Citizen of the Galaxy (64 points)	Attain 'Babelfish' status in Words Collected.
Contact (16 points)	Attain 'Known' status in Alien Colonist Encounters.
Cradle (16 points)	Claim a Base or Buy a Freighter.
Foundation (16 points)	Attain 'Entrepreneur' status in Units Accrued.
Galapagos (64 points)	Attain 'Encyclopedia' status in Planet Zoology Scanned.
Have Spacesuit - Will Travel (64 points)	Attain 'Adventurer' status in On-foot Exploration.
Navigators (16 points)	Build an Exocraft.
Pattern for Conquest (32 points)	Attain 'Notorious' status in Ships Destroyed.
Reunion (16 points)	Visit another Player's Base.
Stranger in a Strange Land (32 points)	Attain 'Robust' status in Extreme Survival.
Symphony For A Lost Traveler (32 points)	Attain 'Nomad' status in On-foot Exploration.
Take a Deep Breath (16 points)	Reach the Centre of the Galaxy in Survival Mode.
The Diamond Age (64 points)	Attain 'Magnate' status in Units Accrued.
The Forever War (64 points)	Attain 'Legend' status in Ships Destroyed.
The Languages of Pao (32 points)	Attain 'Interpreter' status in Words Collected.
The Longest Voyage (32 points)	Attain 'Pioneer' status in Space Exploration.
The Sentinel (64 points)	Attain 'Everlasting' status in Extreme Survival.
The Space Merchants (32 points)	Attain 'Trader' status in Units Accrued.
The Star Beast (32 points)	Attain 'Archivist' status in Planet Zoology Scanned.
The Stars, Like Dust (16 points)	Attain 'Trailblazer' status in Space Exploration.
To Live Forever (72 points)	Reach the Centre of the Galaxy in Permadeath Mode.
Use of Weapons (16 points)	Attain 'Novice' status in Ships Destroyed.
What Mad Universe (64 points)	Attain 'Ambassador' status in Alien Colonist Encounters.
Who Goes There? (32 points)	Attain 'Diplomat' status in Alien Colonist Encounters.