The Waste of Space Add-on for Goat Simulator has 21 achievements.
Find all trophies in Space.
I wanna be a baahlionaire.
Destroy 100 asteroids.
Shoot down 30 police ships.
Destroy all freighters.
Find 20 trophies.
Blow up all pirate ships.
Complete test chambers.
Visit the badehaus.
Pickup a photon sword as father or good goat.
Find all the pony horses.
Wear 30 things as a hat at the same time.
Wrap a garl'eek in tinfoil.
Headbutt all alien eggs.
Headbutt Lawrence S.Windler in his lair.
Tag 10 walls.
Find 10 trophies.
Mine 10 pieces of channitatium.
Complete centrifuge event.
Run wild with the podracer.
Put a money crate in the mining shredder.