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

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

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

One of Britain’s most prominent space scientists believes humanity may finally get an answer to one of its oldest questions ...

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...

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

Will we discover alien life by 2075? A top scientist predicts we will. Learn about the search for life beyond Earth, from ...

Even though these characters only appeared in a single episode of a "Star Trek" series, they left an unforgettable mark on ...

There's the invasion by a warlike species, there's the highly evolved species trying to communicate with our primitive ...

A team of astronomers have used the Hubble space telescope to capture with direct imaging asteroids smashing into each other ...

The Kepler-22b reveal flips the storyline of the series. What started as a story about Earth going through a bizarre ...

Scientists have sought out and detected radio emissions from from interstellar comet 3I/ATLAS, all but confirming that it has natural origins.