Data collected by NASA's InSight lander suggest that ancient internal processes are responsible for the "Martian dichotomy" ...

The ripples suggest that the lake was free of ice at one point.

As of today Mars will reverse its apparent west-to-east movement in the night sky and begin moving from east-to-west against the background ... in the night sky the red planet will come to its ...

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

The formations, which span an area as large as Texas, can be seen in images taken by NASA and European Space Agency orbiters that whirl around the red planet. The unusual features resemble the ...

This research will enhance our understanding of explosive eruption phenomena caused by the interaction of lava and water and provide new insights into geological phenomena on the red planet.

Why it's so special: These odd, fan-like features on the surface of Mars are geysers of gas and dust near the planet's south pole that are visible only in springtime on the Red Planet. This image ...