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