A recently discovered "super Earth" located around 25 light-years from our planet is not as massive as previously thought, ...

Once it was clear that the finding was most likely real, the team took a closer look at the chemistry of the material nearest ...

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

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

NASA's Curiosity rover found pure sulfur crystals inside a rock after backing over and accidentally crushing it on May 30, ...

The NASA Opportunity Rover has once again sparked fascination after one of its older images resurfaced online, reigniting speculation about unusual objects scattered across the surface of Mars. While ...

A rather outlandish claim that an alien gun was spotted in a photo taken on Mars 12 years ago has drawn attention.

NASA’s Perseverance rover has uncovered the most extensive evidence yet of complex organic molecules on Mars, detecting ...

An unusual sighting in a NASA image has reignited speculation that something extraterrestrial once existed on Mars.

The Perseverance rover on Mars inspects a rock coined Cheyava Falls with the SHERLOC instrument on its robotic arm. Credit: NASA / JPL-Caltech NASA’s Perseverance rover has reported the most robust ...

NASA’s Perseverance rover has uncovered what may be the strongest evidence yet of ancient life on Mars. Inside a ...

The organic molecules could come from life or from ordinary chemistry — only samples returned to Earth can settle it.