An illustration shows an misty atmosphere around the Red Planet Mars. Could this envelop of gas have "gone to ground" billions of years ago?. | Credit: Robert Lea (created with Canva)/NASA New ...

A new study of the oddest cloud on Mars, which reappears every year at the Arsia Mons volcano, says that "exotic physics" is ...

Mars Express can capture large stretches of the Martian surface at high resolution. Alongside ESA’s ExoMars Trace Gas Orbiter ...

Click here for explanations of each section [A Celestial Body That Sparks Conversation] MarsMars is a topic that has been ...

Every morning during spring and summer in Mars’s southern hemisphere, a long white cloud appears downwind of the giant ...

Add Yahoo as a preferred source to see more of our stories on Google. MAVEN data shows Mars can redirect plasma inside its ionosphere during solar storms, revealing a new space weather effect. (CREDIT ...

Scientists have found an unexpected pattern in Mars' atmosphere called the Zwan-Wolf effect, which generally only occurs on planets like Earth that have strong magnetic fields. These magnetic fields ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Mars' missing atmosphere may be locked up in the planet's clay-rich ...

It's not entirely clear how neighboring planet Mars went from a presumably life-supporting planet to a place as dead as all others in the solar system. We do know, however, that whatever water and ...

Scientists have finally solved one of Mars's most perplexing mysteries: the puzzle of an 'impossible' giant cloud.

The fact that the cold, dry Mars of today had flowing rivers and lakes several billion years ago has puzzled scientists for decades. Now, researchers think they have a good explanation for a warmer, ...

A veteran spacecraft has sniffed the Martian atmosphere for the last time. More than a decade after the MAVEN orbiter arrived at Mars and six months after it unexpectedly went quiet, NASA has ...