Mars is easiest to see when it’s closest to Earth, which happens about every two years. This event is called “opposition.” In ...

The meteorite is believed to have been blown off the surface of Mars by a massive asteroid strike before traveling to Earth, where it crashed into Africa’s Sahara Desert.

Sotheby's is putting some rare items up for auction, including what it calls the largest piece of Mars ever found on Earth ...

Sotheby's is putting some rare items up for auction, including what it calls the largest piece of Mars ever found on Earth.

Looks like Mars might have had more water than anyone previously imagined.

A research team at Texas A&M University is studying the use of Siri-like virtual assistant technology for use in space. The ...

Pittsburgh Street was filled with red, white and blue on Friday, July 4, not only because of the outfits people at the ...

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

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

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

Is Mars really as red as people say it is? – Jasmine, age 14, Everson, Washington People from cultures across the world have been looking at Mars since ancient times. Because it appears reddish, it ...

Your blood is also red because of a mixture of iron and oxygen in a molecule called hemoglobin. So in a way, the ancient connection between the planet Mars and blood wasn’t completely wrong.