With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

For decades, the search for life beyond Earth has focused on distant exoplanets and the rusty plains of Mars. Now, a small ...

As NASA plans for long-term human missions beyond Earth, one question keeps resurfacing: how do you sustain life in places ...

An alien comet, a Martian volcano, a man’s fall from the sun and a groundbreaking telescope’s first images: Here are the most jaw-dropping space photos of 2025.

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

As number of lunar satellites soars, sites will be marked out where defunct hardware can be crash-landed ...

On the cracked ice of Jupiter’s moon Europa, a sprawling pattern of dark lines has taken on an unsettling nickname: a “demon” that looks uncannily like a spider. The feature is not a creature at all, ...

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

New research suggests Titan may be made up of a melting interior, with pockets of warm water that could offer promising ...

Careful reanalysis of data from more than a decade ago indicates that Saturn's biggest moon, Titan, does not have a vast ...

How accurate were Nostradamus and Baba Vanga's chilling predictions for this year? Read this detailed story here.

Interstellar object 3I/ATLAS has grown a colossal, sunward anti-tail larger than the distance to the moon. Is this an ...