The radio signature is exactly what we’d expect from a water-rich comet,” said one of the researchers, which captures the ...

What can be inferred if a comet from another star system accelerates in a manner that our models cannot fully account for? That is the question at the center of the latest storm of scientific ...

Santa’s reindeer were cleared by the State Veterinarian to travel into Washington after meeting all animal health and movement requirements. Santa follows strict biosecurity practices, including ...

For one, it came down to timing. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. It came from outer space. Interstellar space, to be precise.

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, ...

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 ...

New images captured by the European Space Agency (ESA) of the interstellar comet 3I/ATLAS has "surprised" the agency's Jupiter Icy Moons Explorer (JUICE) team as they saw the "very clearly visible ...

Agentic AI has arrived on the mobile browser. Comet browser is Perplexity's and is now available for Android and iOS. You can use this browser for free. We all knew ...

Comet made its mobile debut on Thursday, Perplexity announced. The Android app comes with smart summarization and an ad blocker. Android's ecosystem could make it easier for Comet to spread. AI ...

NASA's highly anticipated comet 3I/ATLAS images have been released, with a space agency official shooting down alien rumors and stressing that the interstellar visitor is a comet. When you purchase ...

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 ...