Full list of all 51 Destiny achievements worth 1,250 gamerscore. It takes around 150-200 hours to unlock all of the achievements in the base game on Xbox 360.
The base game contains 41 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 10 achievements worth 250 Gamerscore.
Complete a Raid with a full fireteam consisting of only your clan members.
Discover 50 dead ghosts.
Complete a Strike with a full fireteam consisting of only your clan members.
Complete a Raid without anyone in your fireteam dying.
Fully upgrade an Exotic weapon.
Complete a Raid on hard difficulty.
Fully upgrade a Titan Subclass.
Fully upgrade a Legendary weapon.
Fully upgrade a Warlock Subclass.
Attain Vanguard Rank 3.
Kill 25 Cabal with precision shots in 1 mission without dying.
Have all armor and weapon slots equipped with Legendary or Exotic gear.
Assist in capturing 20 capture points in Salvage.
Complete a Raid.
Kill 25 Fallen with precision shots in 1 mission without dying.
Earn Vanguard Rank 1.
Kill 25 Vex with precision shots in 1 mission without dying.
Earn the highest tier of completion in 10 public events.
Fully upgrade a Hunter Subclass.
Complete a Strike without anyone in your fireteam dying.
Obtain and equip a piece of Exotic gear.
Kill 25 Hive with precision shots in 1 mission without dying.
Earn Crucible Rank 1.
Kill a Hunter, Titan, and Warlock without dying in a PvP match.
Assist in capturing 50 capture points in Control.
Decrypt 25 Engrams.
Attain a Grimoire score of 777.
Dismantle 50 pieces of armor or weapons.
Kill 100 Titans in PvP.
Register 25 kills in PvP with heavy weapons.
Kill 100 Warlocks in PvP.
Kill 100 Hunters in PvP.
Earn a first strike kill in PvP.
Reverse a decision you made in an upgrade grid.
Complete a Strike.
Obtain and equip a new personal vehicle.
Resurrect 5 fallen players.
Kill a champion of the Dark.
Inspect another player.
Kill 5 enemies in 3 seconds.
Rebuild a Jumpship.
Complete "The Taken King" quest.
Complete "The Court of Oryx" quest.
Complete "The Old Hunger" quest.
Complete the "Echoes of Oryx" quest.
Complete "The Stormcaller's Path" quest.
Complete "The Sunbreakers' Challenge" quest.
Complete "The Nightstalker's Trail" quest.
Complete "The Wolves of Mars" quest.
Complete the King's Fall Raid.
Complete the King's Fall Raid (Heroic).