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