 Comet C2022 E3, which orbits the sun every 50,000 years will be closest to the Earth next Wednesday and Thursday. It was discovered last March by astronomers at the Zwicky Transient Facility at the Palomar Observatory in California. The comet, comes from the Oort cloud on the edge of the solar system will shoot past ... Green Comet returns to Earths skies for first time in 50,000... 