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