For more than 20 years, the European Space Agency's (ESA) Mars Express orbiter has been imaging the surface of the Red Planet. One region, in particular, continues to fascinate the Mars Express team, ...

On Earth, a similar process occurs when wind generates rolling waves and vortices as it sweeps across the surface of water.

What: A SETI Live discussion on 50 years of Mars exploration since the historic Viking 1 landing. Guests: SETI Institute planetary scientist Dr. Pascal Lee and Deputy ...

On its way to a metal-rich asteroid more than 2.2 billion miles away, NASA’s Psyche spacecraft made a pit stop at Mars and came back with a camera roll worthy of your favorite space wallpaper ...

Highly detailed view of the red planet Mars isolated on black background, showing rugged rocky terrain, craters, canyons and ...

For more than a decade, NASA’s Curiosity rover has been trudging up Mount Sharp, a 3-mile-tall (5-kilometer-tall) mountain at ...

Without digging or drilling, Perseverance rover turned up a rich trace of complex carbon on the bare face of a Martian rock.

Like Earth, Mars was formed about 4.5 billion years ago, but its early surface was very different than today's. Mars' surface then had high rates of meteorite and asteroid impacts from the period ...

Water once existed in abundance of at the surface of Mars. How much of that water has been stored in the planet's crust is still unclear, according to a new analysis. Water once existed in abundance ...

One of the great unsolved problems in modern planetary science is written on the surface of Mars. Mars has canyons that were carved by rivers, so it was once warm enough for liquid water. How—and ...

Mars is home to perhaps the greatest mystery of the solar system: the so-called Martian dichotomy, which has baffled scientists since it was discovered in the 1970s. The southern highlands of Mars ...