A rare green Hallowe’en comet will be visible in the night sky over the next few weeks before it vanishes for 1,300 years.

T he best time to watch Comet C/2025 A6 (Lemmon) is upon us. Grab your binoculars, telescope, or just get into a very dark ...

Learn when and where to see Comet Lemmon and Comet SWAN this October as they light up the night sky in a rare double comet ...

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

Comets Lemmon and SWAN R2 will be visible during October 2025 during the Orionid and Taurid meteor showers, creating a month of comets, "shooting stars" and fireballs.

Chicago-area residents could be treated to a wonderful nighttime display as Comet Lemmon makes its closest approach to Earth in coming days.

The interstellar object 3I/ATLAS has gathered significant scientific attention, and soon it will reach its closest point to ...

The European Space Agency's ExoMars Trace Gas Orbiter and Mars Express took photos of the interstellar comet 3I/ATLAS as it ...

In astrology, comets are seen as powerful cosmic messengers. Here’s how each zodiac sign can expect to feel the impact of ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

Comet Lemmon is currently low in the northwestern sky after nightfall. According to the UK Space Agency, the best time to see ...