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