Full list of all 11 Observation achievements worth 1,000 gamerscore. It takes around 6-8 hours to unlock all of the achievements on Xbox One.
Reached Saturn, somehow.
Gained access to Universal.
Reached the Rescue Station.
Broke the first law.
Investigated the jettisoned module EAS-12.
Remarked on your effigy.
Found the alternate Emma on the alternate station.
Found Emma's last message in her bunk.
All the worlds are yours...
Recovered and/or combined all Data Drops.
Brought the new gift home...