Researchers used satellite data to calculate and simulate the sea level in a canyon, getting a glimpse of a huge ocean.

NASA’s Mars InSight mission was designed to study the interior of Mars rather than its surface. During its operation, the lander achieved several historic firsts, from detecting marsquakes to ...

Mars may have been a "blue planet" with an ocean the size of today's Arctic Ocean, a new study suggests. New evidence of ...

NASA’s long record of Martian exploration has trained the public to expect a steady stream of images and data from the Red ...

MARS was not always the beaming red we’re so used to seeing in space. Scientists have revealed that it was actually a “blue ...