Here is the full list of all 10 Alien Space Bastards achievements.
Score 100,000 points in a single game
Score 200,000 points in a single game
Score 300,000 points in a single game
Score 400,000 points in a single game
Score 500,000 points in a single game
Score 600,000 points in a single game
Score 700,000 points in a single game
Score 800,000 points in a single game
Score 900,000 points in a single game
Score 1,000,000 points in a single game