For years, satellites around Mars have been finding mysterious, spider-like geological structures. Mars spiders, scientifically known as araneiform terrain, are unique geological formations ...

Unlike the other planets in the solar system, Mars is distinctly triaxial, meaning it is an ellipsoid with different sizes along all three axes.

Tests on Earth appear to confirm how the red planet's spider-shaped geologic formations are carved by carbon dioxide.

US space agency NASA has shared a new video of an incredible high-quality panoramic photo of the Mars landscape taken by its Curiosity rover. In the video, Curiosity’s deputy project scientist ...

Astronomers have traced the origins of 200 meteorites to five impact craters in two volcanic regions on Mars, known as Tharsis ... is limited by factors such as terrain variability and extensive ...

As the Perseverance rover rumbled over Mars terrain scoping out rocks, seven companies spent the summer trying to figure out how to help NASA bring its samples back to Earth. The U.S. space agency ...

Sending people to Mars won’t be easy. There are the obvious challenges like getting people and supplies into space and landing them safely on another planet. And once they arrive, they’ll need ...

Time was, Earth may not have been the solar system’s only garden planet. For its first billion or so years, Mars was partly covered in water, as dry ocean basins and riverbeds on its surface now ...

Aug. 14, 2024 — Scientists report that rock samples from Mars' Jezero Crater contain minerals that are typically formed in water. While the presence of organic matter is inconclusive ...

Whether $5 or $50, every contribution counts. There appear to be huge reservoirs under Mars, scientists have said. Evidence suggests that there are vast lakes of liquid water under the surface of ...

which might be responsible for Mars' weird shape and extreme terrain, Michael Efroimsky, an astronomer at the U.S. Naval Observatory in Washington, D.C., proposes in a paper that has been ...