A rare, green-glowing comet will make its closest approach to Earth next week — and it won’t return for more than a thousand years. Comet C/2025 A6 (Lemmon), described by National Geographic as “this ...

Comet C/2025 A6 (Lemmon), captured from the Dark Sky Alqueva Observatory in Portugal on October 2, 2025, glows green as it nears its closest approach to Earth. Here’s how to see this rare green comet ...

Comet C/2025 A6 (Lemmon) is rapidly approaching Earth, giving skywatchers an extremely rare opportunity to spot the sparkly comet Davide Pischettola/NurPhoto via Getty Comet Lemmon (C/2025 A6) is ...

Comet C/2025 A6 (Lemmon) is this year’s brightest comet visible from Earth—an icy relic from the solar system’s origins that won’t return until the next millennium. Comet C/2025 A6 (Lemmon), captured ...

A newly discovered comet is about to make its closest pass to Earth on Tuesday night. It should be visible over the Central Coast before it disappears — and won’t be seen again for more than a ...

The green comets visible in the night sky are now at their minimum distance from Earth, so they should be at their brightest in the night sky. Comet Lemmon (also called C/2025 A6) and Comet SWAN ...

A newly discovered comet, C/2025 A6 (Lemmon), is gaining attention as it heads toward Earth for a close flyby this October. With a distinctive lime-green glow, this comet could soon be visible to the ...