Etraeus' Celestial Map is dropped from Star Augur Etraeus in The Nighthold, the largest structure in the Broken Isles, and among the grandest in all of Azeroth.
1. You will get Etraeus' Celestial Map.
2. You need to provide your account.
3. Your character's level should be 50.
4. ETA: 1-3 CDs.
Tips: The item drops on its drop rate. Drop rate increases with Seal of Broken Fate.