The observations were carried out by the Breakthrough Listen program as the object neared its closest approach to Earth on ...

3I/Atlas, a rare interstellar object that had some astronomers wondering whether it's a spacecraft, will soon reach its nearest point to the sun and Earth. The interstellar comet will come within ...

Scientists used the Gemini North telescope in Hawaii to obtain images of the third-ever detected interstellar object, Comet 3I/ATLAS, on Nov. 26, 2025. Credit: NSF NOIRLab In the spirit of the season, ...

Comet C/2025 A6, better known as Comet Lemmon, was one of the latest icy visitors to swing through our neighborhood of the solar system, leaving astronomers and casual skywatchers equally delighted.

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space telescopes and orbiters have been documenting the rare visit. A mysterious ...

The Hubble Space Telescope and the Jupiter Icy Moons Explorer have captured fresh images of an interstellar comet as the object nears its closest approach to Earth later this month. Comet 3I/ATLAS has ...

The interstellar comet 3I/ATLAS could be covered in erupting "ice volcanoes," new observations suggest. Researchers found evidence that as the comet approached the sun, a series of cryovolcanoes ...

AI search company Perplexity launched its Comet browser today on Android. The startup debuted the AI-centric browser in July on desktop with AI-powered search. The company is bringing most of the ...

The AI-powered browser comes with Perplexity’s built-in AI assistant, which you can use to ask questions about what’s in your tabs. The AI-powered browser comes with Perplexity’s built-in AI assistant ...

Perplexity has just made its AI-powered Comet browser available for Android. Public access arrives just two weeks after early access first opened. Comet offers full voice support for interacting with ...

A comet, dubbed C/2025 K1 (ATLAS), spectacularly broke apart into three huge chunks — and anybody with an eight-inch telescope or bigger can catch the resulting fireworks show for the next several ...