Here is the full list of all 40 ICARUS achievements.
Kill 250 Zebra
Kill a Deer with a grenade
Break a crate with a grenade
Get struck by lighting… again
Kill the Scorpion Boss on the Hardest Difficulty
Kill the Landshark Boss on the Hardest Difficulty
Harvest one of every plant
Collect 10000 Exotics
Activate the Thumper
Collect 10000 Credits
Kill the Sandworm Boss on the Hardest Difficulty
Unlock all blueprints in T4
Unlock all blueprints in T3
Unlock all blueprints in T2
Alter an item
Kill the Alpha Wolf Boss on the Hardest Difficulty
Get struck by lightning
Mine every type of ore
Burn down a shelter
Catch a fish with a bow and arrow
First time killed by a bear
Kill another prospector
Unlock all blueprints in T1
Revive a downed prospector
First time your prospector dies
Pick up a stick, stone, or oxite
Reach the bottom of a talent tree
Equip a full set of armor
Complete the tutorial
Reach the Level Cap
Complete every Styx Mission
Complete every Olympus Mission
Catch one of every fish
Unlock all the creatures in the Bestiary (Max Rank)
Get 10,000 Melee Kills
Get 10,000 Bow & Arrow Kills
Get 10,000 Gun Kills
Get 1000 Stealth Critical hit kills
Cook every item of Food
Explore every biome