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