NASA shares an iconic image of carbon dioxide ice erupting in geysers when Martian winter turns to spring.

A Mars image shows a strange square formation. Some think it's artificial, but experts suggest natural causes.

The Athabasca Valles system offers key insights into the history of water on the Red Planet, and its volcanic features such as crater-like rootless cones hint at brief episodes in Mars' past when ...

Dichotomy of Hemispheres, The Red Planet has disparity between its northern and southern hemispheres. NASA’s Mars ...

Rootless cones are small volcanic landforms ranging from several to several hundred meters in diameter, formed by continuous ...

The good news is that because the top of the volcano is still 4,500 feet below the ocean’s surface, it poses no danger to people. “If you were in a boat right over the seamount you probably ...

Mars is home to perhaps the greatest ... are pocked with craters and streaked with frozen flows of volcanic lava. In contrast, the surface of the northern lowlands is smooth and flat, almost ...

Mars is home to perhaps the greatest mystery of the ... The southern highlands are pocked with craters and streaked with frozen flows of volcanic lava. In contrast, the surface of the northern ...

Pseudocraters or rootless cones are peculiar volcanic formations with ... that they would fail to reach the surface. This is consistent with what is seen on Mars – where the lava is thicker ...

On January 16 Mars shone at its brightest until 2027 as it was in opposition, which means it was positioned directly opposite ...

and its volcanic features such as crater-like rootless cones hint at brief episodes in Mars' past when water flowed on its surface. These small, conical mounds formed when lava interacted ...