NASA's Perseverance rover has captured a striking new image of massive, wind-carved sand formations known as "megaripples" ...

Determining the size of an Earth-size exoplanet by the amount of starlight it blocks hundreds of light-years away once was the realm of science fiction. Measuring the mass of such a small planet ...

By Ashley Strickland, CNN (CNN) — Hundreds of basketball-size space rocks slam into Mars each year, leaving behind impact craters and causing rumblings across the red planet, according to new ...

Scientists may have pinpointed a massive, oddly shaped volcano taller than Mount Everest on the surface of Mars — and it has been hiding in plain sight for decades, according to new research ...

Scientists may have pinpointed a massive, oddly shaped volcano taller than Mount Everest on the surface of Mars — and it has been hiding in plain sight for decades, according to new research ...

The size of a small SUV, Curiosity will drive around Mars and study whether the planet ever had the right environment to support primitive life.

For one year, starting this fall, four humans will live inside and simulate life on Mars in a 3-D printed habitat right here ...

New seismic data reveals that hundreds of space rocks crash into Mars each year, which could affect how space agencies land robots and human explorers on the planet.

Scientists may have pinpointed a massive, oddly shaped volcano taller than Mount Everest on the surface of Mars — and it has been hiding in plain sight for decades, according to new research ...