Here is the full list of all 22 Polandball: Can into Space! achievements.
Get atttracted by RUSSIABALL, CHINABALL and CANADABALL
Trigger two magnets in less that 7 seconds from each other.
Do a full 360 spin in one flight.
Use 100 brakes in one flight.
Collide with JAPANBALL 20 times.
Have negative money (debt).
5 deaths on earth.
Die for the first time.
First launch.
All attributes to maximum.
Rocket fully upgraded.
50 deaths in air.
Finish the game and witness the amazing end-game cinematic.
Obtain 100 coins from GERMANYBALL in one round.
Reach the third checkpoint.
Die when close to the Moon.
Reach the half checkpoint.
Reach the last checkpoint.
Collide with SERBIABALL 20 times.
Collide 50 times with any balls in one flight.
Touch every countryball existing in the game.
Consecutively touch one countryball 10 times.