When an interstellar visitor slices through the solar system, astronomers usually have to make do with a fleeting, side-on ...

Leading X-ray space telescopes XMM-Newton and XRISM have spotted a never-seen-before blast from a supermassive black hole. In ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

Tantalising signs of past microbial life showed up on Mars this year, but to truly know whether they contain the answer to ...

In 2025, astronomers sharpened their view of the planetary system around Proxima Centauri — the sun's closest stellar ...

All the players who rocked our world, in the year of Oasis reunions, Black Sabbath farewells, and guitarists keeping their ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

Avi Loeb says interstellar objects such as 3I/ATLAS could carry time capsules into deep space faster than spacecraft built with 1970s technology ...

The Oscar nominee comes full circle from the 'Alien' franchise in James Cameron’s newest Pandora adventure — and not just ...

An instrument aboard NASA’s Europa Clipper spacecraft captured rare ultraviolet observations of an interstellar comet while Earth-based telescopes were blinded by the Sun. The spacecraft’s unique ...

Scientists suggest the first alien signal we detect could be a desperate cry for help from a fading civilization.

Long before scientists discovered that other stars in the universe host their own planetary systems, humanity had ...