Portfolio You are here: Portfolio → Astrophotography → CometsComet C/2022 E3 (ZTF)Comet C/2022 E3 (ZTF) This object, currently passing nearby Earth, was last seen by the Neanderthals 50,000 years ago. It was discovered in March 2022 by the Zwicky Transient Facility. It’s orbit extends to the Oort Cloud at the farthest reaches of the Solar System.