It could mean two bright comets will be visible in the night sky at the same time, on the peak night of a meteor shower. Comet C/2025 R2 (SWAN), or SWAN R2 for short, was discovered on Sept. 12 by ...

Ever since the comet 3I/Atlas was spotted, it has sparked curiosity—not just from astronomers and physicists, but from anyone ...

Pfalzner's models show that interstellar objects — bodies ejected from other star systems — could be captured by these planet ...

The interstellar comet 3I/ATLAS, a rare visitor from outside the Solar System, might have been spewing gases for months ...

Do we know what space actually smells like? And what about other planets, moons, and celestial bodies? Here's what the ...

Since its discovery, astronomers have been frantically trying to gather as much information as they can about the newest ...

I/ATLAS is a fast, ancient interstellar object. Its odd features fuel both scientific study and speculation. On July 1, astronomers detected a strange, fast-moving object racing toward the Sun. Named ...

The earliest images of 3I/ATLAS, newly uncovered by Michigan State University, reveal how the interstellar object evolved as ...

The UK government will conduct a national test of the Emergency Alerts system on Sunday, 7 September, at 3 pm. Emergency Alerts is a UK government system that provides warnings and advice in the event ...

26,596 people played the daily Crossword recently. Can you solve it faster than others?26,596 people played the daily Crossword recently. Can you solve it faster than others?

SpaceX's Dragon as pictured by an external camera attached to the International Space Station. NASA The International Space Station (ISS) has been in orbit for over 26 years, housing astronauts at an ...

Perplexity's AI browser Comet. The web is stuck in 2008: billions of tabs, a search box like a slot machine, and whatever “productivity” means this week. Perplexity’s new browser, Comet, is a ...