MAVEN (Mars Atmosphere and Volatile EvolutioN) is one of only three NASA missions currently in operation around Mars, and one ...

Mars once looked far more like Earth, with a thicker atmosphere and liquid water pooling on its surface, yet today it is a ...

Red Planet Day reminds us how a single spacecraft, Mariner 4, transformed humanity's understanding of Mars and opened a new era of planetary exploration.

Bleached clay rocks found on the Martian surface suggest that the Red Planet was once home to heavy rainfall and tropical ...

Scientists have detected tiny lightning bolts on Mars for the first time — they were found discharging around NASA's ...

Mars is a fascinating planet in our solar system. Over the years, space organizations have done a great deal of work to further explore Mars, including projects to get crews to the red planet. Mars ...

On July 4, 1997, the Pathfinder rover touched down on Mars, the first successful landing since the Viking probes in the ‘70s. Pathfinder and the numerous missions that followed marked a period of ...

This sand dune, known as Dingo Gap, was crossed by Mars Curiosity in 2014. This image has been slightly 'white balanced' as opposed to being shown in true color, which enables the differences in the ...

July features the finest views of Mars in 15 years. But that’s just one highlight in a month full of them. The five planets known since antiquity span the evening sky: Mercury and Venus appear in ...