History of High Heresy

High Heresy is the Throne World of Eris Morn, located in the Ascendant Realm and tagged under the Hive. Eris created it in her God of Vengeance form after she killed Savathûn with her blade. It first appears in Episode: Heresy, where Eris had planned to trap the Echo of Navigation and Oryx's memories inside the realm.