A view of sandy-colored striations on Mars' surface. Toward the top left looks to be a deep crater. The case for Martian volcanoes soaring above ancient, vanished oceans keeps getting stronger. While ...

Rain will probably never fall on Mars’ giant volcano, Olympus Mons (our condolences to the MMC). But a glittering swath of frost covers the Martian mountaintop on chilly mornings, according to new ...

Olympus Mons, a shield volcano on Mars, is the largest volcano in the solar system, measuring approximately 370 miles in diameter and 26 kilometers in height. The formation of Olympus Mons and three ...

Learn more about volcanic activity on Mars and how it may have once provided vital elements to the atmosphere.

Massive Martian volcano Olympus Mons today covers an area about the size of Arizona. Scientists think it’s so big because the gravity on Mars is only about a third of that on Earth and because the ...

An amateur space image processor spotted the dust storm near Olympus Mons. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. China's Tianwen-1 ...

Sixty million years ago, when the Eurasian plate slammed into the Indian plate, a mountain range was born. Because these plates were of similar density, neither could sink below the other. The rocks ...