Young Mars would have been a staggering place to explore. The Red Planet was covered in flowing rivers of both water and lava. At the time, a series of four volcanoes — Olympus Mons and the three ...

Imagine a volcanic island about the size of France and over 20,000 meters high. Such a landscape may once have existed on the planet Mars. Published in the journal Earth and Planetary Science Letters, ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

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 ...

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) ...

Blue sunsets, whirling dust devils, giant volcanoes, tiny moons, and marsquakes—there’s a lot to discover on Mars!

Mars is a dead world, showing the barest hints of geological activity today. But in the distant past, it was a tumultuous planet that spawned the largest volcano in the solar system. Olympus Mons ...

Any mountain on a near-spherical object causes an excess load on the surface, as gravity is trying to pull it down to ground level. Rock isn’t quite solid, either. Given enough time, heat and stress, ...

Olympus Mons is the largest volcano in the solar systems. The altitude of Olympus Mons is nearly three times the altitude of the largest peak on Earth, Mt.Everest. Tharsis volcanoes are Arsia Mons, ...

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 ...