Astronomers say the bright green comet is a rare cosmic “messenger”.

A comet not seen from Earth in tens of thousands of years can be seen in the sky this month. Comet C/2022 E3 (ZTF) was discovered on March 2, 2022 by astronomers Frank Massey and Bryce Paulin using the Zwicky Transit Facility (ZTF) at Palomar Observatory in California. At the time, the comet was located … Read more