Europa has a vast, saltwater ocean beneath its icy shell, with more than twice the amount of water in all of Earth’s oceans ...

On the frozen surface of Jupiter’s moon Europa, a strange, star-shaped scar has become an unlikely focal point in the search ...

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

A small icy moon orbiting Saturn is a likely candidate to host outer space life, as a major space organisation is targeting ...

The past 12 months have read like a science-fiction novel, with thousands of UFOs swarming over the US East Coast, an ...

Harvard scientist Avi Loeb presents chilling theories that interstellar object 3I/ATLAS is alien technology, citing anomalies ...

Recent scans of interstellar visitor 3I/ATLAS by the Green Bank Telescope show no radio signals, yet astronomers argue it is ...

A bizarre ecosystem discovered 3,640 meters deep in the Arctic reveals "frozen reefs" and alien-like life. Learn about this ...

If nonliving materials can produce rich, organized mixtures of organic molecules, then the traditional signs we use to ...

In July, researchers using the NASA-funded Asteroid Terrestrial-impact Last Alert System survey telescope in Chile made an ...

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

Mars. From forming black holes to phantom dark energy, discover the cosmic mysteries astronomers uncovered last year.