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

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

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

A Carnegie-led team of astronomers detected the strongest evidence yet of an atmosphere around a rocky planet beyond our ...

The Asteroid Terrestrial-impact Last Alert System (ATLAS) in Chile first saw this celestial wanderer on July 1, 2025. It is ...

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

New details of deliberations show how aides with overlapping agendas drove the United States toward a militarized ...

Harvard physicist Avi Loeb challenges NASA, suggesting the iron-rich composition of interstellar object 3I/ATLAS indicates ...

ESA's advanced XMM-Newton telescope discovered a faint X-ray glow from the 3I/ATLAS comet. What is this mysterious light it ...

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

For decades, the search for extraterrestrial intelligence has focused on subtle whispers in the cosmic noise, the faint, ...

American space agency NASA said the Perseverance rover is good to go on Mars until at least 2031, both hardware and software ...