Here is the full list of all 15 Obduction achievements. It takes around 10-12 hours to unlock all of the achievements on Windows.
Returned to Earth.
Left the nest.
Destroyed the Bleeder in Hunrath.
Maray connected to the Heart.
Approached an active Mofang WMD.
Viewed an Easter Egg.
Kaptar connected to the Heart.
Destroyed the Box of Infinite Complexity.
Found Farley's pod in the Silo.
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Viewed Earth from Soria.
Soria connected to the Heart.
Hunrath connected to the Heart.
Checked in with CW after turning on the power.
Redirected the water in Hunrath.