Scientists are confident Mars was once abundant with water, as seen in massive flood-carved channels, ancient river valleys, ...

Since its arrival on the Martian surface five years ago, NASA’s Perseverance rover has been busy scouring the Red Planet for ...

Ferrihydrite typically forms quickly in the presence of cool water and so must have formed early on ancient Mars when the planet was still wet. "We are not the first to consider ferrihydrite as ...

I come correct with good news and glad tidings, my dudes. Mars — our planet of will, energy, sexuality, and action, getting it done and getting it on — is at long last going direct.

Mars may once have held enough water to fill oceans and form coastlines. The planet’s red dust contains water and likely formed in cold conditions.

"Mars is still the Red Planet. It’s just that our understanding of why Mars is red has been transformed." Mars is widely known for its iconic rusty red color — many people even refer to it as ...

Earthlings have known about the existence of Mars, the fourth planet from the sun it also orbits, since ancient times. Although the celestial body is located 140 million miles away from Earth ...

The fourth planet from the Sun is famously a rusty red—but scientists now believe we’ve been wrong about how it got its distinct hue. The red coloration comes from iron minerals in Mars ...

Watch them dance around the planet over several nights of viewing. Mars comes next, and it is also high in the sky at sunset. Its ruddy-red look hovers with the stars of Pollux and Castor in the ...