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 ...

A spacecraft has delivered fantastic images of Mars, showcasing textured terrain and a lone crater near the planet’s most famous landmark. Olympus Mons is the Solar System’s largest volcano. It’s so ...

When we think of large mountains or volcanoes, we often think of Mount Everest, which holds the distinction as being the tallest mountain above sea level on Earth, measuring almost 5.5 miles (8.85 km) ...

Scientists are positing that Mars’ giant Olympus Mons volcano, which is roughly the size of France, may once have been an island — a finding that could further the search for water and even signs of ...