From deep-sea vents on Earth to frozen methane lakes on Titan, scientists are finding more parallels between alien worlds and ...

"We have found a habitable environment," said John Grotzinger, project scientist for the Curiosity mission. "The water that was here was so benign and supportive of life that if a ...

Astronomers have observed a supermassive black hole far from the center of a galaxy where it ought to be giving off bright ...

CO₂ ice blocks on Mars may dig gullies as they slide and sublimate in the thin atmosphere. In lab experiments, scientists recreated these eerie, worm-like movements under Martian conditions. The ...

A newly discovered space rock zoomed safely by Earth on Wednesday (Oct. 15) at only about a quarter of the average distance ...

We're just weeks away from this interstellar visitor reaching its brightest in Earth's night skies. Will we see it?

In a Martian valley carved by ancient rivers, a four-pound helicopter sat in silence, its blades half-buried in red dust.

Did life really exist on Mars after all? Unfortunately, there is no conclusive evidence for this yet. Nevertheless, it would ...

Scientists found unusual sulfur in moon samples from Apollo 17. The discovery reveals new clues about the Moon’s ancient ...

NASA's Artemis program is set to explore the Moon's south pole, a region of perpetual darkness holding clues to the solar ...

What makes 3I/ATLAS especially intriguing is that the comet might be three billion years older than our entire Solar System.

The interstellar object 3I/ATLAS has been something of a mystery ever since it graced our solar system. From all outward ...