Watch comets Lemmon and SWAN make their closest approach to Earth live online on Oct. 20
Witness the Closest Approach of Comets Lemmon and SWAN to Earth Live Online on Oct. 20 Are you ready to witness a spectacular celestial event from the comfort of your own home? On October 20, two comets, Lemmon and SWAN, will be making their closest approach to Earth, and you can watch it all unfold…
