NASA's Curiosity rover photographed remnants of rippling waves in an ancient Martian lakebed, proving that the Red Planet had ...

A supposed square structure spotted on Mars sparked speculation about alien archeological sites on the red planet. It's a fun ...

Their discovery showed that even tucked away in our innards – in the walls of our stomachs, subjected to vinegar-like pH ...

For the next few weeks, the planet Mars will form an isosceles triangle with the two bright stars marking the heads of the ...

Mars, our neighboring red planet, possesses some of the most dazzling and extreme geological features within our solar system ...

The iridescent cloud reveals new clues about ice formation in the Martian atmosphere (no little green men, sorry).

The rover's 26th sample, known as "Silver Mountain," has textures "unlike anything we've seen before," NASA says.

Proponents of going to Mars see peril and opportunity in Elon Musk's close relationship with Trump. Experts say just getting ...

NASA's Perseverance rover has been busy gathering bits of Mars — rock cores the size of chalk sticks, clusters of broken fragments no bigger than pencil erasers, and even grains of dust fine enough to ...

A massive meteor strike on Mars sent shockwaves across the planet, revealing that some of its tremors weren’t tectonic but ...

Saturn, Venus, Neptune, Uranus, Jupiter, Mars and Mercury will be visible in an uncommon planetary alignment this month.