Here is the full list of all 25 Heavenly Bodies achievements.
Find all the mission collectables.
Plant a navigation flag into an asteroid.
Complete any level in Newtonian mode.
Complete all challenges in Sunlight.
Complete Evacuation.
Bring the trophy to the escape pod during Evacuation.
Complete Energy.
Complete Oxygen.
Eject a gardening tool via the disposal chute.
Complete Minerals.
Complete Vision.
Get into the telescope assembly bay.
Complete Data.
Recover from a near-death experience.
Complete Sunlight.
Safely perform an airlock decompression sequence.
Cause an explosive decompression from the airlock.
Film yourself with the film camera.
Board the space station.
Complete all challenges in Data.
Complete all challenges in Vision.
Complete all challenges in Minerals.
Complete all challenges in Oxygen.
Complete all challenges in Energy.
Complete all challenges in Evacuation.