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

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

Mysterious rocky exoplanet with cratered surface floating in front of a colorful cosmic nebula filled with glowing stars, ...

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

On Friday, December 19, 2025, comet 3I/ATLAS will make its closest approach to Earth. 3I/ATLAS can be found near the ...

The faraway moon has 'a slushy high-pressure ice layer' similar to the melting Arctic that could hide extraterrestrial life.

The villain is the character that the people remember,” said actor Udo Kier, an icon of world cinema who’s carved out his own ...

Vladimir Putin jokes that interstellar comet 3I/ATLAS is a 'secret weapon' as the mysterious object sweeps past Earth.

Venus and Mars may have once supported life. This video explores the evidence and theories surrounding the potential for life on these planets. #space #aliens #nasa ...

Astronomers have followed 3I/ATLAS since its discovery on July 1. Hubble photographed it on July 21 from 277 million miles away, revealing a teardrop-shaped cloud of dust wrapped around its icy core.

Space is always inspiring and 2025 was no exception, with finding Betelgeuse’s buddy, debuting a prolific survey telescope ...

The 3I/ATLAS interstellar object, which a number of scientists consider to be potentially technological and likely to pose a threat to humanity, is rapidly approaching Earth, causing a new round of ...