Comet Lemmon is now visible with comet SWAN after sunset while also remaining visible before dawn for Northern Hemisphere skywatchers.

The Orionid meteor shower peaks Oct. 21-22 with up to 20 meteors per hour. Comet Lemmon and Comet SWAN R2 may also glow green after sunset, making this a rare skywatch.

Comet Lemmon is now visible with comet SWAN after sunset while also remaining visible before dawn for Northern Hemisphere skywatchers.

A rare encounter of two comets this week will have stargazers in awe after nearly a year of no easily seen comets.