https://www.gamespot.com/articles/destiny-2-curse-of-osiris-and-update-110-patch-not/1100-6455389/

Destiny 2's latest scheduled maintenance period proved to be briefer than expected, and the game is back online. Along with it, Bungie has released both update 1.1.0 and the Curse of Osiris DLC, marking the launch of the first DLC expansion for Destiny 2 on PC, PS4, and Xbox One.