Deep oceans of magma once sloshed about inside the crust of Mars, seismic measurements taken by NASA's InSight mission ...

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

The rusty world is full of mysteries—and some of the solar system's most extreme geology. Learn more about Earth's smaller, colder neighbor.

Along with other recent discoveries, the new finding from Perseverance boosts the case that Mars once hosted conditions that ...

Mars' distinctive red color comes from the mineral ferrihydrite, which only forms in the presence of cool water, a new study claims. Ferrihydrite also forms at a lower temperature than other minerals ...

Add Yahoo as a preferred source to see more of our stories on Google. The full disc of Mars is seen with the polar ice caps slightly off centre to the top left and bottom right. Clouds wrap around the ...

I set the New Scientist Book Club something of a challenge in April: make your way through the 600-plus pages of Red Mars, Kim Stanley Robinson’s doorstopper of a novel, in just 30 days, and then tell ...

We all know Mars is called “The Red Planet,” but have you ever stopped to wonder—why is it red? The classic joke explanation has been, “It’s rusty.” While that’s not entirely wrong, the truth is far ...

A new study may have revealed the true source behind how the Red Planet got its hue. It’s been long thought that Mars shines red due to the rusted iron minerals within the dust that covers the planet ...