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

Conditions are near-perfect to spot this celestial visitor, which won't appear again in our night sky for another millennium.

A rare, green-glowing comet will make its closest approach to Earth next week — and it won’t return for more than a thousand ...

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

If you’re planning to catch a glimpse of Comet Lemmon, timing and location matter. Peak visibility is expected around ...

This long-duration comet will make its closest approach to Earth this fall, before disappearing into the outer solar system ...

A comet discovered earlier this year, now just bright enough to be visible to the naked eye, is poised to be among the top ...

A pair of newly identified comets are jointly appearing in the October sky, and it’s possible to see both — if you know where ...

Comet Lemmon, also designated C/2025 A6, was discovered in January by a telescope scouring the night sky for near-Earth ...

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

Look toward the northeast in the direction of Ursa Major (the Big Dipper) about 25 degrees above the horizon. The comet will ...

Comet 2025 C/2025 A6 - known as Comet Lemmon - will become brighter and brighter in Colorado's early evening skies over the ...