Like Earth and Venus, Mars has mountains, valleys, and volcanoes, but the red planet’s are by far the biggest and most dramatic. Olympus Mons, the solar system’s largest volcano, towers some ...

The Medusae Fossae Formation of Mars has ice deposits over 2 miles deep, potentially providing vital water resources for ...

Many scientists agree that the volcano began forming during Mars’ Hesperian Period—around 3.7 to 3 billion years ago. Unlike the volcanoes of Earth, Olympus Mons keeps growing because there ...

Mars has been born afresh in the human mind ... and wildly rapid swings from dusty and warm to cold and clear. (At the summit of Olympus Mons, for instance, the typical daily high is 40 degrees ...

At first glance, Mars appears very different from Earth, but if you take a closer ... for a glimpse of the chasma's prominent mesa. Olympus Mons And no trip to Mars would be complete without ...