Here is the full list of all 42 The Signal From Tölva achievements. It takes around 10-12 hours to unlock all of the achievements on Windows.
Recruit 150 different bots
Claim every bunker in Tölva
Visit all regions
Hand in all non-endgame missions
Unlock all weapons
Scan all data snoopers
Activate every marker beacon
Spend 60 minutes in mazes
Spend 30 minutes in mazes
Reach Rank 6
Collect 400 resource fragments
Reach Rank 5
Scan the Zealot Frigate
Recruit 50 different bots
Scan 200 bots
Reach Rank 4
Hand in 10 missions
Spend 10 minutes in mazes
Kill a Spider
Reach Rank 3
Scan 40 Zealots
Scan 40 Bandits
Control half of Tölva's bunkers
Reach Rank 2
Collect 200 resource fragments
Scan 40 Surveyors
Scan 50% of data snoopers
Scan the Treadlight Freighter
Hand in 5 missions
Kill a Data Interpolator
Kill a Killer Drone
Recruit 10 different bots
Scan a Ghost
Kill a Surveyor
Collect 100 resource fragments
Reach Rank 1
Unlock the command module
Control 4 bunkers
Melee'd something
Scan a shuttle
Capture your first bunker
Scan your first data snooper