Here is the full list of all 50 Lost Planet 3 achievements.
Finished the Game on Hard Difficulty.
Finished the Game on Any Difficulty.
Stopped Isenberg for Good.
Watched Coronis Fall.
Defeated Laroche.
Found all Logs.
Discovered Nushi.
Purchased all Ethologist Upgrades.
Restored the Fueling Depot.
Tagged an Albino Tarkaa.
Finished Kovac's Quests.
Bought every Weapon and Rig Upgrade.
Killed the Gorevorgg.
Fully Unlocked Bestiary.
Discovered the Lost Contractor's Fate.
Found all Mementos.
Found a Memento.
Took Storm Readings.
Completed Deep Core Drilling.
Planted every Post.
Stopped the Akrid infestation.
Opened the Armory.
Returned the Medicine.
Killed a Cat-G Akrid with the Rig.
Found 50% of Logs.
Found a Mysterious Structure.
Purchase First Rig Upgrade.
Brought the Com-Dish Online.
Planted your First T-Post.
Rescued the Trapped Scientists.
Secured the Moorings.
Emptied your First T-Post.
Defended Laroche.
Got your Rig.
First Weapon Upgrade Purchased.
Found a Log.
Saved by Laroche.
Delivered the T-Eng Canister 3 times during a multiplayer Alpha Lair Scenario match.
Unlocked Sphere Cell.
Won a Multiplayer Match.
Delivered the T-Eng Canister to win a multiplayer Quarantine Scenario match.
Perform your first Stealth Kill in a Multiplayer Game.
Won 25 Multiplayer Matches.
Won every Scenario.
Delivered The T-Eng Canister 2 times during a multiplayer Outpost Scenario match.
Killed 20 Wardeyes during a multiplayer Research Lab Akrid Survival match.
Destroyed Satellite Array.
Get a kill while on the Battlecat.
Unlocked 30 Sphere Cells.
Unlocked all Sphere Cells.