Here is the full list of all 38 0RBITALIS achievements.
Remain in orbit for one hour!
Remain in orbit for thirty minutes!
Let there be light.
The first artificial satellite completed its orbit!
You've completed the Eta Sector!
You've completed the Zeta Sector!
Every day a new challenge.
You've completed the Epsilon Sector!
Remain in orbit for five minutes!
You've completed the Delta Sector!
Remain in orbit for one minute!
You've completed the Gamma Sector!
You've completed the Alpha Sector!
You've completed the Beta Sector!
You've completed the Theta Sector!
You've completed the Iota Sector!
You've completed the Kappa Sector!
You've completed the Lambda Sector!
You've completed the Mu Sector!