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