Along with other recent discoveries, the new finding from Perseverance boosts the case that Mars once hosted conditions that ...

Renny Harlin revealed why he walked away from directing Alien 3 after 20th Century Fox rejected his radically different ideas ...

This video breaks down why K2-18b has suddenly become one of the most important planets in the search for life beyond Earth.

James Webb uncovered exotic salt clouds surrounding the famous "Pink Planet," solving a long-standing mystery about one of ...

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

Scientists can't fully agree on what GJ504b actually is. It may be a massive planet or a brown dwarf, a mysterious class of ...

There are "vast hidden magma systems" inside of Mars, scientists say – and it could have major implications for the search ...

A strange interstellar comet discovered last year and speculated by a prominent astronomer to be an alien spacecraft could be ...

SETI scientists searched the interstellar object 3I/ATLAS for radio signals that could indicate extraterrestrial technology ...

As for those salt clouds, the salt is not table salt or even Pink Himalayan Rock Salt, though that would go splendidly with ...

Even at this early stage in our spacefaring age, humanity has already begun sending probes that will eventually reach other ...

James Webb has revealed that the sunrise and sunset sides of WASP-121 b have surprisingly different atmospheres.