This rare green comet won’t return for a thousand years. Here’s how to see it this week.

Comet C/2025 A6 (Lemmon) is this year’s brightest comet visible from Earth—an icy relic from the solar system’s origins that ...

Two comets will streak across the sky in October. How to spot them

Comet Lemmon will have its closest brush with Earth on or around Tuesday, Oct. 21. Comet SWAN should have its flyby with ...

Complete Guide To Seeing The Green Comets At Their Best This Weekend

Comets Lemmon and SWAN are now visible after sunset. Both are predicted to peak on Monday, making this weekend the best time ...

Two comets may light up October skies. Here’s when to look

Seeing more than one comet in a single month is unusual, making this a rare opportunity for skywatchers. What to know.

Two comets potentially visible to the naked eye in the following weeks

A comet is a ball of ice and rock and is a leftover fragment from the formation of the solar system. Comets generally live ...

See Comet Lemmon as it nears Earth, brightens to naked eye visibility

The comet is fast approaching its closest encounter with Earth on Tuesday, March 21, a harmless 28.6 million miles.

Two green comets are streaming close to earth. Here’s how skygazers can see this rare occurrence

Two bright green comets are streaming through the skies and are visible to skygazers in the Northern Hemisphere ...