Here is the full list of all 29 Beyond Contact achievements.
Build the Workbench, Micro Refinery, Oven and Oxygenator.
Use the Transporter to teleport.
Craft every armor set.
Travel to every biome in a single game.
Speak with the Overseer.
Survive 100 days alone in a single game.
Refine 200 Feron.
Slaughter 50 Chitterlings.
Activate 5 Obelisks in a single game.
Craft 37 ThermoSticks.
Cook 6 unique types of food.
Survive 30 days alone in a single game.
Build 10 Storage Crates in a single game.
Be revived by an Obelisk.
Scan everything at the Survivor's Camp in a single game.
Scan everything at the crashed Aurelius in a single game.
Listen to the Captain's emergency broadcast.
Survive 5 days alone in a single game.
Speak with a Brachylon.
Kill 250 Urchins.
Kill one of each Corrupted Brachylon type in a single game.
Complete all the Objectives.
Survive 50 days with another player in a single cooperative game.
Survive 200 days with another player in a single cooperative game.
Be revived by an Obelisk 15 times.
Save Ketern in a single-player campaign using Story or Normal difficulty.
Save Ketern in a cooperative campaign using Story or Normal difficulty.
Save Ketern in a single-player campaign using Hardcore difficulty.
Save Ketern in a cooperative campaign using Hardcore difficulty.