Here is the full list of all 29 Beyond Space achievements.
Finish game on Nightmare difficulty.
Finish game on Normal difficulty.
Finish game on Relax difficulty.
Complete mission 16
Defeat final boss.
Complete mission 15
Destroy 20 enemy ships using Hammer.
Unlock all ships.
Destroy 20 enemy ships using Fatty.
Complete mission 11
Defeat two corvettes.
Destroy 20 enemy ships using Firefly.
Destroy 20 enemy ships using Swissman.
Complete mission 7
Deafeat Lado
Complete mission 6
Destroy 50 enemy ships using Donkey Shot.
Destroy 20 enemy ships using Needle or Saber.
Fire all Donkey Shot missles.
Complete mission 4
Destroy 50 enemy ships using Plasma Blaster weapon type.
Complete mission 2
Unlock all weapons
Complete mission 1
Customize a ship.
Get destroyed 5 times in a single mission.
Complete mission with full armor.
Complete mission using only one type of weapon.
Complete tutorial