Here is the full list of all 32 Asteroid Bounty Hunter achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.
Kill Nix, I've slept with his wife as well.
Use Death ray 50 times.
Reach player level 50.
Destroy 1000 asteroids.
Kill DebrisLord, yeah, our first big fish.
Unlock new ship.
Destroy 100 bounty hunters.
Use Photon swarm 50 times.
Destroy 50 bounty hunters.
Clear level 1 on hard difficulty.
Destroy 100 asteroids.
Reach player level 10.
Spend global upgrade point in shipyard.
Clear level 1 on easy difficulty.
Destroy 10 bounty hunters.
Reach player level 2.
Destroy 10 asteroids.
Destroy bounty hunter.
Add your own music in game
Destroy 10000 asteroids.
Kill Vega, who's this guy again?
Kill Lynda, never liked her anyways, so boring.
Kill Jack, brotherly love.
Reach player level 100.
Reach player level 500.
Destroy 500 bounty hunters.
Destroy 1000 bounty hunters.
Clear level 1 on medium difficulty.
Spend over 50 upgrade points.
Unlock all ships in shipyard.
Use Final blast 30 times.