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 without anyone in your fireteam dying.
Earn Crucible Rank 1.
Discover 50 dead ghosts.
Complete a Raid on hard difficulty.
Fully upgrade a Titan Subclass.
Assist in capturing 20 capture points in Salvage.
Fully upgrade a Hunter Subclass.
Fully upgrade an Exotic weapon.
Kill 100 Titans in PvP.
Register 25 kills in PvP with heavy weapons.
Kill 100 Warlocks in PvP.
Kill a Hunter, Titan, and Warlock without dying in a PvP match.
Fully upgrade a Legendary weapon.
Complete a Raid with a full fireteam consisting of only your clan members.
Complete a Raid.
Assist in capturing 50 capture points in Control.
Kill 100 Hunters in PvP.
Earn a first strike kill in PvP.
Attain Vanguard Rank 3.
Complete a Strike with a full fireteam consisting of only your clan members.
Have all armor and weapon slots equipped with Legendary or Exotic gear.
Earn Vanguard Rank 1.
Obtain and equip a piece of Exotic gear.
Fully upgrade a Warlock Subclass.
Earn the highest tier of completion in 10 public events.
Complete a Strike without anyone in your fireteam dying.
Decrypt 25 Engrams.
Kill 25 Vex with precision shots in 1 mission without dying.
Attain a Grimoire score of 777.
Kill 25 Cabal with precision shots in 1 mission without dying.
Kill 25 Hive with precision shots in 1 mission without dying.
Kill 25 Fallen with precision shots in 1 mission without dying.
Kill 5 enemies in 3 seconds.
Dismantle 50 pieces of armor or weapons.
Complete a Strike.
Resurrect 5 fallen players.
Inspect another player.
Reverse a decision you made in an upgrade grid.
Obtain and equip a new personal vehicle.
Kill a champion of the Dark.
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).