Full list of all 23 Alien Attack in Space achievements.
The base game contains 10 achievements, and there is 1 DLC pack containing 13 achievements.
OMG!
ARE YOU A HUMAN?!?!?!
WOW!
2 times more than 50!
LOL!
It's 100 times more than one!
If you can!
Kill someone!
Brave soldier you are!
That was close, alien scum! Ha-ha!
We believed in you, soldier!
Well, you did your best.
Or be killed!
One man army!
Well, at least they tried...
Don't eat them! This is an alien jellatine!
Kill or be killed, soldier!
Because you can do it!
What in the world was this guy?
It is raining asteroids, ha-ha!
YOU WERE SUPPOSED TO DESTROY ALIENS, NOT TO JOIN THEM!