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  1. www.britannica.com › place › Mars-planetMars | Facts, Surface, Moons, Temperature, & Atmosphere

    5 giorni fa · 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.

  2. en.wikipedia.org › wiki › Phobos_(moon)Phobos (moon) - Wikipedia

    2 giorni fa · Phobos (/ ˈ f oʊ b ə s /; systematic designation: Mars I) is the innermost and larger of the two natural satellites of Mars, the other being Deimos. The two moons were discovered in 1877 by American astronomer Asaph Hall. It is named after Phobos, the Greek god of fear and panic, who is the son of Ares (Mars) and twin brother of ...

    • 2.138 km/s
    • Mars
    • 1640±8 km²

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  4. spaceplace.nasa.gov › all-about-marsAll About Mars | NASA Space Place – NASA Science for Kids

    5 giorni fa · Mars is a cold desert world. The average temperature on Mars is minus 85 degrees Fahrenheit – way below freezing. It is half the size of Earth. Mars is sometimes called the Red Planet. It's red because of rusty iron in the ground. Like Earth, Mars has seasons, polar ice caps, volcanoes, canyons, and weather.

  5. en.wikipedia.org › wiki › List_of_missions_to_MarsList of missions to Mars - Wikipedia

    1 giorno fa · Missions to the moons of Mars. Phobos' Stickney Crater. Deimos (lower left) and Phobos (lower right) compared with the asteroid 951 Gaspra. Phobos by Mars Global Surveyor in 1998 [49] There have also have been proposed missions dedicated to explore the two moons of Mars, Phobos and Deimos.

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  6. en.wikipedia.org › wiki › Phoenix_(spacecraft)Phoenix (spacecraft) - Wikipedia

    5 giorni fa · Phoenix was NASA's sixth successful landing on Mars, from seven attempts, and the first in Mars' polar region. The lander completed its mission in August 2008, and made a last brief communication with Earth on November 2 as available solar power dropped with the Martian winter.

    • 350 kg (770 lb)
    • August 4, 2007 09:26 UTC, (16 years, 2 months and 9 days ago)

  7. spaceplace.nasa.gov › mars-spirit-opportunity › enThe Mars Rovers: Spirit and Opportunity - NASA Space Place

    5 giorni fa · The Short Answer: What are the Spirit and Opportunity rovers? Spirit and Opportunity are twin rovers that were made to learn more about the planet Mars. After the success of the Sojourner rover, NASA wanted to send more rovers to learn about Mars. So, in 2003, they sent two rovers to the Red Planet. The rovers were named Spirit and Opportunity.

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    • Mars - Wikipedia
    • File:Mars Ice Age PIA04933 modest.jpg - Wikimedia Commons
    • File:Mars atmosphere.jpg - Wikipedia
    • History of Mars observation - Wikipedia
    • File:Celestia mars.jpg - Wikipedia

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  9. spaceplace.nasa.gov › planet-what-is › mars-curiosityThe Mars Rovers: Curiosity | NASA Space Place – NASA Science for...

    5 giorni fa · What is the Curiosity rover? Curiosity is a rover that was sent to Mars to determine if the Red Planet ever had the proper conditions for microbial life to survive. On Earth, where there is water, there are living things. We know that Mars had water a long time ago. But did it also have other conditions life needs?