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 ...

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

Historically, many scientists and society have been fascinated by the prospect of making contact with extraterrestrial ...

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

It’s one of humanity’s oldest and biggest questions: are we alone in the universe? According to one of Britain’s leading ...

Because Titan is tidally locked, the same side of the moon faces Saturn all the time, just like our own moon and Earth.

The most important aspect of this is that, with a possible atmosphere and liquid water, this planet lies within the habitable ...

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

Astronomers thought they had seen the "first hints of life on an alien world" this year, but they disappeared under closer ...

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

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