The Perseverance rover has been exploring Jezero Crater for years, but it's never found an otherworldly object quite like ...

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 ...

NASA’s James Webb Space Telescope has found the strongest evidence yet that a small, rocky planet outside our solar system ...

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