Mars' atmosphere has been of interest to scientists for decades, especially as humanity looks to set up outposts on the Red Planet. Recently, the European Space Agency's ExoMars Trace Gas Orbiter gave ...

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Mars does not have Earth’s kind of magnetic shield, so it has often been treated as the solar system’s more exposed world. It ...

NASA's Mars rover Curiosity has captured a magnificent postcard from the Red Planet — a 360-degree color view that offers a glimpse of the rover's colorful and apparently diverse surroundings.

Researchers say they have gathered evidence of Mars' atmosphere sputtering for the first time. Understanding how Mars' atmosphere has changed over time will undoubtedly help us discover more about the ...

Mars wasn’t always the cold desert we see today. There’s increasing evidence that water once flowed on the Red Planet’s surface, billions of years ago. And if there was water, there must also have ...

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 ...

New research suggests Mars' missing atmosphere -- which dramatically diminished 3.5 billion years ago -- could be locked in the planet's clay-covered crust. Water on Mars could have set off a chain ...