This week you will find Xur on Titan located on the RIG section of the main platform.

Xur is selling a few unique items this week and one classic export for Destiny vanilla.

What is XUR selling: 

Exotic Warlock Gauntlets

ACD/0 Feedback Fence
Exotic Titan Gauntlets

Exotic Hunter Helmet

The Wardcliff Coil
Exotic Rocket Launcher / Power Weapon

Destiny 2 where is Xur Location September 22