Here is the full list of all 48 Space Pirates and Zombies achievements. It takes around 100-120 hours to unlock all of the achievements on Windows.
Complete the Game
Never use Respec
Defeat a Tier 3 Bounty Hunter Stronghold in Chapter 4. In short, do the impossible. You have our sympathy.
Unlock All Components
Reach Tech Level 100
Unlock All Ship Hulls
Collect 25,000 Goons
Research a Category to Level 10
The Clockwork II
Destroy a Tier 3 UTA Base
Destroy 25 Starbases
Collect 100,000 Rez
Reach Tech Level 50
Explore 150 Star Systems
Collect a Rare Specialist
Destroy 2500 Enemy Ships
Complete 100 Missions
Collect an Elite Specialist
Retire a Specialist
Collect a Godlike Specialist
Explore 50 Star Systems
Bribe Star Relations 5 Times
Train a Specialist to Expert
Collect 2,500 Goons
Complete 25 Missions
Destroy 500 Enemy Ships
Collect an Uncommon Specialist
Destroy a Tier 3 CIV Base
Space 250 Goons
Upgrade the Clockwork
Collect 10,000 Rez
Bribe Past 5 Warpgates
Explore 10 Star Systems
Mass Retreat 5 Times
Collect 250 Goons
Reach Tech Level 10
Destroy 100 Enemy Ships
Collect 1,000 Rez
Complete 5 Missions
Collect a Common Specialist
Repair the Clockwork
Escape the Sol System
Complete the Game on Expert
Complete the Game on Insane
Beat a Warpgate 10 levels higher than you
Clear all zombie infection
Feed Santa so much milk and cookies, that an elf falls off his sleigh
Beat all 10 arena ladders and all 5 tiers on bronze, silver and gold level. Be the champ of 150 events..