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