Here is the full list of all 21 Space Carrot achievements.
Gather 10 carrots
Gather 20 carrots
Gather 40 carrots
Gather 60 carrots
Gather 80 carrots
Travel 1 km
Travel 2 km
Travel 3 km
Travel 4 km
Get your ship smashed against Simple asteroid
Get your ship smashed against Carrot asteroid
Get your ship smashed against Electro asteroid
Get your ship smashed against Volcanic asteroid
Get your ship smashed against Gravity asteroid
Spend too much time without fuel
Touch 5 asteroids
Touch 10 asteroids
Touch 20 asteroids
Evade asteroids for 20 seconds
Evade asteroids for 40 seconds