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