Today, Mars is a cold, dry planet covered in dust, but scientists believe it looked very different billions of years ago, ...

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 ...

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 ...

Solar storms may affect weather on Mars when they strike at the same time as major Martian dust storms, a new study suggests ...

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 ...

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 is a planet left to take the sun's blows with far less protection. But ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Mars' atmosphere is ...

Stand on the surface of Mars without a spacesuit and you would lose consciousness in roughly 15 seconds. Not because of the cold, though temperatures regularly plunge below minus 80 degrees Fahrenheit ...

Mars is the fourth planet from the sun and has a distinct rusty red appearance and two unusual moons. The Red Planet is a ...

Envision a time when hundreds of spacecraft are exploring the solar system and beyond. That’s the future that NASA’s ESCAPADE, or Escape and Plasma Acceleration and Dynamics Explorers, mission will ...

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 ...