https://www.pcgamer.com/heres-whats-coming-up-in-destiny-2s-october-updates/

Another week, another This Week at Bungie update. 

This time, Bungie breaks down what's coming up in the next couple of patches, plus it confirms the Festival of the Lost will kick off on October 16, 2018, "with a celebration of lost heroes and a new challenge to tackle".