Recent months have seen space fans revel in a wealth of spectacular astrophotography depicting the evolution of Comet ...

Comets of this type aren't everyday sightings. The opportunity to observe objects that might have orbital periods measured in ...

Tonight, skywatchers can witness Comet Lemmon (C/2025 A6), a rare visitor visible in the northwestern sky after sunset. This once-in-a-lifetime event, not to be repeated for 1,150 years, offers a ...

Here's where Comet 3I/ATLAS, Lemmon and SWAN are in the Halloween sky.

Comets Lemmon and SWAN are soaring past Earth in a rare cosmic treat. Here's best viewing times, tips and more in ...

According to Meteorologist Eric Snitil in New York, the comet will be brighter this week. The meteorologist with WROC in Rochester, N.Y., said the best way to see Comet Lemmon, also known as Comet ...

Short-period comets get close to the sun much more often than their long-period kin, and every time they do, they deplete more of their gas and dust. Consequently, they don’t typically emit as much ...

Two comets, Lemmon and SWAN, are visible in the night sky through October 2025. Comet Lemmon will appear green and is best ...

Comet C/2025 A6 (Lemmon), discovered on January 3, 2025, by the Mount Lemmon Survey, presented an extended period of visibility in Fall 2025. The comet unexpectedly continued to brighten for several ...

A comet making its closest pass to Earth Tuesday may be visible to the naked eye in the evening skies above Connecticut. Comet Lemmon, which was discovered earlier this year, will pass by at about ...