Here is the full list of all 16 500 Years Act 1 achievements.
Complete game without skipping any battles.
Defeat human destroyer.
Defeat ant hive.
Defeat every enemy ship type.
Defeat Llaxon Destroyer.
Complete Act 1.
Recruit Frank.
Recruit Yepp.
Visit every solar system.
Defeat pirate queen.
Skip 10 Battles
Get all power ups for the ship.
Recruit Jarvis.
Save Mary.
Skip a battle.
Recruit Clarence.