Here is the full list of all 31 orbt xl achievements. It takes around 1-2 hours to unlock all of the achievements on Windows.
Unlock Plumbish
Unlock Blackholeish
Unlock Pixelish
Unlock Dogeish
Unlock Neptunish
Unlock Uranusish
Unlock Saturnish
Unlock Jupiterish
Unlock Marsish
Earn 75 Points in a single round
Earn 70 Points in a single round
Earn 65 Points in a single round
Earn 60 Points in a single round
Unlock ThatsnotaMoonish
Earn 55 Points in a single round
Earn 50 Points in a single round
Near Miss a total of 50 Obstacles!
Unlock Borgish
Earn 40 Points in a single round
Earn 45 Points in a single round
Unlock Venusish
Unlock Moonish
Unlock Sunish
Earn 35 Points in a single round
Earn 30 Points in a single round
Unlock Mercuryish
Earn 25 Points in a single round
Earn 20 Points in a single round
Earn 15 Points in a single round
Earn 10 Points in a single round
Earn 5 Points in a single round