Just north of Mars’ equator lies a 45 km (28 mi) wide impact crater known as Jezero Crater. Scientists believe this location ...

Although Mars may have once resembled Earth, the rocky red planet now appears far from hospitable. Still, certain ...

Add Yahoo as a preferred source to see more of our stories on Google. An artist's illustration of what a terraformed Martian landscape might look like. Mark Stevenson/Stocktrek Images via Getty Images ...

Mars is famous for its red dust. So it’s easy to guess that the frozen water near its north pole is grimy, too.

The agency finally reached a decision earlier this month, selecting Blue Origin to develop, launch, and operate a $700 million spacecraft at Mars. However, the main competitor for the award, Rocket ...

Mars is by far the most Earth-like planet in the solar system… but that's not saying much. We know that Mars once hosted oceans, rivers, lakes, streams. It had a thick, carbon-dioxide-rich atmosphere.

Mars is red … but why? Mars has a distinctive reddish hue when seen in the night sky. And indeed, rovers and landers on the surface also see a vast reddish-brown landscape. Scientists had determined ...

Add Yahoo as a preferred source to see more of our stories on Google. Siccar Point, photographed by the Curiosity rover, is near Mars' Gale Crater. NASA/JPL-Caltech/MSSS; Processing & License: Kevin M ...

Earth-based experiments on iron-sulfur alloys thought to comprise the core of Mars reveal details about the planet’s seismic properties for the first time. This information will be compared to ...

Scientists may finally have the answer to the question of why Mars is red. Mars has captivated scientists and the public alike for centuries. One reason is the planet’s reddish hue, earning the fourth ...