NASA's Perseverance rover is digging deeper into Mars' geologic past as it begins grinding into rock surfaces to expose ...

It's possible that Mars' moons were originally asteroids that were captured by the planet's gravitational pull. There's also ...

Olympus Mons on Mars is the tallest mountain in the solar system, rising an astonishing 21 kilometers high, nearly two and a half times taller than Mount Everest. But its true scale isn’t just about ...

Stargazers in the U.S. will find the slender form of the crescent moon roughly 20 degrees above the western horizon right at ...

Mars isn’t a bright, fire-engine red, but the iron oxide in its rocks makes it appear redder than other planets, especially ...

NASA Odyssey orbiter snapped a first-ever image of a Mars volcano peeking above some clouds before dawn. It’s twice as tall as Earth’s largest volcano ...

Dubbed 3I/ATLAS, the comet poses no danger to Earth and will remain roughly 150 million miles away as it speeds by.

Researchers are developing bioplastic bubbles from algae that could grow, repair, and protect habitats on Mars without ...

Each month, a full moon lights up the night sky—but this July brings a special sight for stargazers. The full Buck Moon will ...

White-tailed deer start growing antlers in March or April as the days start to lengthen. July marks the peak of their antler ...

Here's how to watch the July full moon, along with appearances from planets and constellations in the night sky.

Nearly a decade’s worth of data went into the first direct observation of sputtering on Mars, which researchers believe ...