You can always Find Xur and his inventory here on FindXur.com, every Friday.
Xur is in the EDZ, at Winding Cove. He will remain there until 12:00 PM Eastern, January 16. Discuss his gear and more in Discussions.
The Colony [Exotic Grenade Launcher]
Shinobu’s Vow [Exotic Hunter Gauntlets]
Mk. 44 Stand Asides [Exotic Titan Leggings]
Nezarec’s Sin [Exotic Warlock Helmet]