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  1. Mars: Facts - NASA Science

    Nov 24, 2025 · Mars – the fourth planet from the Sun – is a dusty, cold, desert world with a very thin atmosphere. This dynamic planet has seasons, polar ice caps, extinct volcanoes, canyons and weather.

  2. Mars - Wikipedia

    Mars is the fourth planet from the Sun. It is also known as the " Red Planet ", for its orange-red appearance. [22][23] Mars is a desert-like rocky planet with a tenuous atmosphere that is primarily …

  3. Mars | Facts, Surface, Moons, Temperature, & Atmosphere | Britannica

    Jan 6, 2026 · 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 …

  4. 39 Mars facts, discoveries and images - BBC Sky at Night Magazine

    May 20, 2025 · A guide to the Red Planet, Mars, including facts about its geology, a history of Mars missions and images captured by astrophotographers.

  5. Mars Is Not Just Red – It’s Electrically Alive, Scientists Reveal

    4 days ago · Mars is not just red – Common perceptions portray Mars as a static, unchanging world—a dry, empty planet frozen in time. This characterization misses a crucial reality: the planet’s electrically …

  6. Mars, the red planet: Facts and information | National Geographic

    The red planet Mars, named for the Roman god of war, has long been an omen in the night sky. And in its own way, the planet’s rusty red surface tells a story of destruction.

  7. Mars Facts | All About Mars – NASA Mars Exploration

    NASA’s real-time portal for Mars exploration, featuring the latest news, images, and discoveries from the Red Planet.

  8. Mars: Facts about the Red Planet, its moons, and possibilities for life

    Apr 4, 2025 · Discover interesting facts about Mars, its moons, its atmosphere, and the possibilities of life.

  9. Planet Mars - Natural History Museum

    Mars is the fourth planet from the Sun, orbiting at an average of 228 million kilometres away from the star. The planet moves at a speed of around 24 kilometres per second, making it slightly slower than …

  10. Mars, the red planet - The Planetary Society

    Mars, the red planet Highlights Mars once had liquid water on its surface and could have supported life. Scientists are uncovering how Mars transformed into the cold, dry desert world it is today. We …