Here is the full list of all 42 Metal Gear Solid V: The Phantom Pain achievements worth 1,000 gamerscore.
Completed all SIDE OPS.
Completed all "Mine Clearing" SIDE OPS.
Completed "TRUTH: THE MAN WHO SOLD THE WORLD" mission.
Completed "A QUIET EXIT" mission.
Obtained all memento photos.
Raised all Teams/Units to level 50.
Obtained the codename "Hero."
Raised bond with D-Dog to the maximum.
Completed "SAHELANTHROPUS" mission.
Completed "METALLIC ARCHAEA" mission.
Developed 300 or more development items.
Played an "Infiltration" FOB mission.
Completed "VOICES" mission.
Raised bond with Quiet to the maximum.
Completed "TRAITORS' CARAVAN" mission.
Made Quiet available for deployment.
Raised bond with D-Horse to the maximum.
Earned a total of 10,000,000 GMP or more.
Completed "HELLBOUND" mission.
Developed 100 or more development items.
Made D-Dog available for deployment.
Completed a mission using a Combat Unit staff member.
Increased Mother Base staff to 250 or more personnel.
Extracted a female prisoner.
Completed "WHERE DO THE BEES SLEEP?" mission.
Interrogated an enemy soldier.
Developed 50 or more development items.
Increased Mother Base staff to 50 or more personnel.
Completed a SIDE OP.
Fulton extracted an enemy soldier.
Completed "PHANTOM LIMBS" mission.
Captured an outpost or guard post.
Completed "PROLOGUE: AWAKENING" mission.
Complete all missions.
Complete all mission tasks.
Complete all missions with an S rank.
Complete all key Dispatch Missions.
Construct all available platforms for Mother Base.
Develop a nuclear weapon.
Dispose of a nuclear weapon.
Extract all wild animal species.
Obtain all blueprints and key items.