Boris Nikitin
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Mars is less dense than Earth, having about 15% of Earth's volume and 11% of Earth's mass, resulting in about 38% of Earth's surface gravity. Mars is the only presently known example of a desert planet, a rocky planet with a surface akin to that of Earth's hot deserts.
Learn about Mars, the fourth planet from the Sun, and its features, history, and potential for life. Find out how Mars compares to Earth in size, distance, orbit, seasons, moons, and more.
Learn about Mars, the fourth planet from the Sun, and its history, climate, and potential for life. See images, videos, and news from NASA's robotic and human missions to the Red Planet.
2 days ago · Mars is the fourth planet in the solar system in order of distance from the Sun and the seventh in size and mass. It is a periodically conspicuous reddish object in the night sky. There are intriguing clues that billions of years ago Mars was even more Earth-like than today.
Learn about Mars, the fourth planet from the Sun, and its history, climate, and moons. Explore the robotic missions and human plans to study and visit the Red Planet.
Explore the surface of Mars with Google Maps. Zoom, rotate and search for landmarks and features on the red planet.
Learn about Mars, the fourth planet from the Sun, and its features, history, and potential for life. Find out how Mars compares to Earth in size, distance, orbit, seasons, moons, and more.
