Full list of all 48 Aven Colony achievements worth 1,000 gamerscore. It takes around 25-30 hours to unlock all of the achievements on Xbox One.
Rescued 25 lost explorers
Built 100 Mines or Laser Mines
Got 50 colonists infected by the plague simultaneously
Had 350 colonists in Azara Falls by the end of Sol 5 (campaign mode, Normal difficulty)
Complete Vanaar by the end of Sol 5 (in campaign mode at Normal difficulty or higher)
Completed the Eden Crater campaign mission on Normal difficulty or higher
Activated a Cleansing Artifact
Activated an Empowerment Artifact
Won a campaign mission on Insane difficulty
Completed the Valley of Death campaign mission on Normal difficulty or higher
Attained the rank of Expedition President
Enabled 10 Social Policies or Powers simultaneously
Enabled a Colony Boost
Completed the Kelori Strand campaign mission on Normal difficulty or higher
Completed the Arido Mesa campaign mission on Normal difficulty or higher
Attained the rank of High Commander
Had 200 colonists unemployed simultaneously
Built 100 farming structures
Recycled 100 structures
Built 200 Solar Panels
Survived for 50 sols in any mission
Won 5 referendum elections in a row with at least 90% of the vote
Revealed 95% of the fog on an expedition map
Completed 100 trade contracts
Completed the Tenari Glacier campaign mission on Normal difficulty or higher
Activated a Shielding Artifact
Kept 5 Expedition Centers operational simultaneously
Got 1000 colonists in the same colony
Owned 3 fully functional megastructures in the same colony simultaneously
Manufactured 1000 Candy
Owned 10 fully functional Parks in the same colony simultaneously
Activated a Unity Artifact
Built 10 Retail Centers
Explored 50 points of interest on expedition maps
Accepted 2000 immigrants
Completed the Hyla's Crescent campaign mission on Normal difficulty or higher
Attained the rank of Commander
Protected the colony from 100 lightning strikes
Received 10 warnings from Commissioner Veronika
Destroyed 50 Creep Spores before they reached your colony
Completed 100 building upgrades
Completed the Azara Falls campaign mission on Normal difficulty or higher
Depleted 10 Mineral Deposits
Brought 20 units of Sandworm Meat back to the colony
Completed the Sandy Gulch campaign mission on Normal difficulty or higher
Attained the rank of Chancellor
Completed the Vanaar campaign mission on Normal difficulty or higher
Distributed a total of 500 enhancers