Here is the full list of all 24 Void Bastards achievements.
Loot a pupbot.
Survive a pirate encounter.
Blow up a void whale.
Rehydrate a second client.
Escape the nebula on NORMAL or HARD with no deaths.
Escape the nebula,
Build the Transmitter.
Build the Water Cooling unit.
Build the HR Computer.
Catch a garbage collector.
Upgrade the regulator
Build a Citizen Card.
Pilot S.T.E.V. to nebula depth two.
Build an upgrade
Get killed by pirates
Escape the nebula on HARD.
Escape the nebula on HARD BASTARD.
Escape the nebula on HARD BASTARD with no deaths.
Build every upgrade.
Escape the nebula on NORMAL with the UNARMED restriction.
Escape the nebula on NORMAL with the ONLY FIREARMS restriction.
Escape the nebula on NORMAL with the ONLY INDIRECT restriction.
Escape the nebula on NORMAL with the ONLY DEVICES restriction.
Escape the nebula on NORMAL without building any non progress upgrades.