NASA researchers have identified geological structures on Mars that are unlike anything found on Earth. From spider-like ...

Data collected by NASA's InSight lander suggest that ancient internal processes are responsible for the "Martian dichotomy" ...

Incredibly powerful marsquakes that violently shake the red planet don't always begin under the surface, research shows.

NASAs Perseverance rover has collected a historic rock sample dating back to the Noachian era on Mars. This discovery could ...

Aside from Earth, no planet in the solar system captures our imagination quite like Mars. The Red Planet is one of the few places in our cosmic neighborhood where extraterrestrial life may have ...

The rover's 26th sample, known as "Silver Mountain," has textures "unlike anything we've seen before," NASA says.

Six planets are part of the alignment, which will last until Feb. 18. Mercury will join the alignment later in the month.

Though the planets are always “aligned,” seeing more than four in the sky is more uncommon. February’s lineup is a chance to ...

The US wants to put a flag on Mars. But there’s a risk it could carry unwanted stowaways that might compromise future ...

Mars's moon Phobos is so strange that no one knows how it formed. But a forthcoming mission could solve this mystery - and a host of other puzzles connected to the solar system's deep past ...

To get somewhere in outer space, you can’t exactly drive in a straight line. Orbits are tricky things, and sending a probe to ...

Learn about the new perspective on Earth's reduction of moderately volatile elements, a discovery made possible by meteorites ...