When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

Once small enough, these technograins might gain a trip out of its host solar system by a solar wind that overcomes the star's gravity holding it back. These motes of dust are then free to roam the ...

A planet with one side permanently roasting and the other frozen in endless darkness might still have a chance of supporting life. Researchers found that heat inside a tidally locked exoplanet could ...

A new study proposes examining Mars and other space samples on the Moon before bringing them to Earth, arguing it would ...

“Disclosure” has become a cult word. It shouldn't be, since all it means, technically, is to reveal something. But the new wave of alien conspiracy theorists have made “disclosure” into a teasingly ...

Titan, Saturn's largest moon, is home to vast lakes and seas - not of water, but of liquid methane and ethane. In this video, ...

Galaxy brain.

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

My favorite horror RPG just got a new campaign, and I'm begging you to try the Alien Roleplaying Game now that Operation Leading Edge is on the way ...

NASA Administrator Jared Isaacman shares insights into the future of space exploration, including the historic Artemis II ...