The interstellar comet 3I/ATLAS has produced a radio signal unlike any ever recorded, leaving astronomers puzzled and ...

November nights will bring us back to a visitor from interstellar space. If you don't know what we're talking about, you must be living under a rock at the ...

Skywatchers of Arizona should clear their schedules. The next few weeks will feature the appearance of supermoons and meteor showers. Plus, there will also be a pair of comets visible in the night sky ...

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 ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky.

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky.

Stargazers are in for a once-in-many-lifetimes opportunity this week as a comet will be visible passing by Earth for the last time for over a millennium. Comet C/2025 A6—also known as "Comet Lemmon"— ...

Stargazers eager to catch a rare green comet in the sky tonight, Friday, Oct. 24, 2025, are in for a double cosmic treat as Comet Lemmon and Comet SWAN are close to Earth and visible in the sky this ...

In a rare doublecosmic treat and once-in-a-millennium visit from an icy green comet, stargazers can look to the night sky through October 2025 to view Comet Lemmon and Comet SWAN, which will be ...

Stargazers eager to catch a rare green comet in the sky tonight, Saturday, Oct. 25, are in for a double cosmic treat as Comet Lemmon and Comet SWAN are close to Earth and visible in the sky this ...