If life ever existed on Mars, it might have looked like microfossils right here on Earth.

If you examine our solar system’s giant planets, you’ll notice right away that they’ve all got moons—a lot of moons. While ...

While aliens in science fiction hop between planets on vast spaceships, scientists say real-life extraterrestrials might take ...

Simulated lunar dirt can be turned into extremely durable structures, potentially paving the way to more sustainable and cost-effective space missions, a new study suggests. Using a special laser 3D ...

Although astronomers have found thousands of exoplanets, the number of confirmed exomoons—and exorings—is still zero. But ...

Their study challenges the longtime belief that the moon's magnetic field remained strong for long stretches of time.

New photos captured by NASA's Curiosity rover show that Mars' giant, spiderweb-like "boxwork" features are covered in tiny, never-before-seen nodules that bear a striking resemblance to arachnid ...

Kim Ju-ae is the daughter of North Korean leader Kim Jong-un. Her birthdate is unknown, but she is believed to be 13 years ...

The web-like features are believed to be sculpted by ancient groundwater, offering new clues about the Red Planet's watery ...

A crash involving the planet’s largest moon, Titan, and a hypothetical moon may have triggered a curious sequence of events ...

Why did a $72 million mission to study water on the moon fail so soon after launch? A new NASA report has the answer.