Scientists have long been fascinated by Mars, studying the rocks and minerals on its surface, and they might have learned something new about its past.

Mars and other rocky planets formed 4.5 billion years ago. During this time, massive collisions shaped their early surfaces. Researchers believe planet-sized objects struck Mars in violent impacts.

The Red Planet's interior has not changed much since its early formation, preserving features that would have been erased on a planet such as Earth.

When it comes to the question of which planet humanity could one day call home, the obvious choice might seem to be Mars. But ...

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

Mars isn’t the neatly layered world we once imagined — its mantle is filled with ancient, jagged fragments left over from colossal impacts billions of years ago. Seismic data from NASA’s InSight ...

The NASA InSight lander was retired in 2022, and the seismic data it collected reveals an astonishing new view of Mars' early history. A new study published in the journal Science indicates that the ...

Despite seeming like Earth's twin, Venus is a strange and mysterious place. Scientists haven't known what made it so odd, but that might have just changed.

A new book explores how Americans came to believe in an advanced Martian civilization at the turn of the twentieth century.

Get ready to explore the Red Planet — our dusty, windswept neighbor that's captured human imagination for centuries. Mars is ...

Transmissions between Earth and our own spacecraft could tell us where to look for potential alien transmissions.