Full list of all 17 Wings of Bluestar achievements worth 2,000 gamerscore. It takes around 0.5-1 hour to unlock all of the achievements in the base game.
The base game contains 12 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 5 achievements worth 1,000 Gamerscore.
Kill the first enemy of stage 1.
Everyone dies...Once.
Collect your first hidden Risk Star.
Collect 5,000 Risk Stars.
Collect 10,000 Risk Stars.
Collect 20,000 Risk Stars.
Collect 5 Patema items.
Collect 20 Patema items.
Collect 40 Patema items.
Clear stage 1 on any difficulty level.
Clear stage 2 on any difficulty level.
Clear stage 3 on any difficulty level.
Clear stage 4 on any difficulty level.
Clear stage 5 on any difficulty level.
Clear stage 6 on any difficulty level.
Clear stage 7 on any difficulty level.
Clear stage 8 on any difficulty level.