There are 33 achievements worth a total of 1000 points
Found all 28 hidden pegs.
Recovered 5 ships.
Downed 200 enemies with artillery support calls.
Destroyed 20 enemy ships with the USS Missouri.
Destroyed 20 enemy ships with the USS Yukon.
Destroyed 20 enemy ships with the USS Laredo.
Destroyed 20 enemy ships with the USS John Quincy Adams.
Destroyed 10 enemy ships with the USS Chesapeake.
Downed 40 enemies with Grenades.
Downed 40 enemies with the Alien Railgun.
Downed 40 enemies with the Shotgun.
Downed 40 enemies with the Carbine.
Downed 40 enemies with the KRAW.
Downed 40 enemies with the Pistol.
Downed 40 enemies that are stunned by the LRAD.
Fully outfitted a ship with the maximum number of Wild cards available.
Defeated 40 enemy vessels in Ship Control gameplay.
Disarmed or planted 20 charges.
Downed 5 enemies with one support call.
Downed 3 or more enemies with one shot from the Railgun.
Downed a Thug with the pistol.
Used your first support call.
Completed the game on Admiral Difficulty.
Completed the game on Captain Difficulty or higher.
Completed the game on any Difficulty.
Completed "The Arrival" on any Difficulty.
Completed "Construction" on any Difficulty.
Completed "Overrun" on any Difficulty.
Completed "The Big Guns" on any Difficulty.
Completed "They're Back!" on any Difficulty.
Completed "Retaliation" on any Difficulty.
Completed "End Game" on any Difficulty.
Occupied all support positions in "Overrun".