NASA STEREO-A satellite's SECCHI/HI-2 camera captured this imagery of Comet C/2021 A1 (Leonard) Credit: Space.com | footage ...

After a year devoid of comets visible to the naked eye, two of the celestial entities — C/2025 A4 (Lemmon) and C/2025 R2 ...

The Orionids will peak in the early morning hours of Tuesday, Oct. 21. So you can look for them tonight and into Tuesday morning. The meteor shower itself will keep going through Nov. 22, but the ...

The comet is fast approaching its closest encounter with Earth on Tuesday, March 21, a harmless 28.6 million miles.

Dorset coroner Rachael Griffin found that the Home Office “missed opportunities” to assess the mental health of Leonard Farruku, 27, before he was moved to the barge at Portland Port, where he died in ...

CAPE CANAVERAL, Fla. (AP) — A comet from another star system will swing by Mars on Friday as a fleet of spacecraft trains its sights on the interstellar visitor. SpaceX launches the 11th test flight ...

Perplexity's Comet AI browser is now free for everyone worldwide. The browser had previously only been available to Perplexity Max users at a cost of $200 per month. The company says that it has ...

AI search startup Perplexity is making its new Comet browser available to everyone in the world for free as it works to position the product against big browsers and search engines. For certain paid ...

A comet known as 3I/ATLAS made news in July when it was confirmed to have originated outside Earth's solar system. One infamous theory even posited that the interstellar interloper, estimated to be ...

A comet traveling outside the solar system and heading toward the Earth is much larger than scientists first believed, a scientist has detailed in a new report. Avi Loeb claims the comet could even be ...

Astronomers are tracking a newly discovered interstellar visitor called 3I/ATLAS, and early research suggests it may be unusually massive. The comet was first spotted on July 1, 2025, by the ATLAS ...

INGLEWOOD, Calif. — Hours after the latest allegations dropped in the Kawhi Leonard “no-show” endorsement scandal that has become the talk of the NBA, Leonard himself was defiant during Clippers media ...