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Solar System: Inner Planets

Solar System: Inner Planets. Rocky Planets: Mercury, Venus, Earth, and Mars. Mercury. 1st Planet/ Smallest Heavily cratered surface 801°F / -279 ° F No moons Year = 88 Earth days 1 day= 58.6 Earth days Ice at North Pole of Mercury!.

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Solar System: Inner Planets

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  1. Solar System:Inner Planets • Rocky Planets: Mercury, Venus, Earth, and Mars

  2. Mercury • 1st Planet/ Smallest • Heavily cratered surface • 801°F / -279 ° F • No moons • Year = 88 Earth days • 1 day= 58.6 Earth days • Ice at North Pole of Mercury! Photo Credit: NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington Distance from Sun:35,980,000 miles (57,910,000 km)

  3. Photo Credit:NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington Photo Credit: NASA

  4. Credit: Lunar and Planetary Institute

  5. Venus • 2nd Planet/ 3rd Largest • Thick, toxic atmosphere: Carbon Dioxide and Nitrogen • 880 °F or higher • No moons • Year = 225 Earth days • 1 day= 117 Earth days • Rocky surface created through volcanic activity Credit: NASA/JPL Distance from Sun: 67,240,000 miles (108,200,000 km)

  6. Credit: NASA/SDO, AIA Credit: NASA/JPL/ESA Credit: NASA

  7. Earth • 3rd Planet/ 4th largest • Oceans cover 70% of planet’s surface • 1 Moon = a natural satellite • Year = 365 days • 1 day= 24 hours Credit: NASA Distance from Sun:92,960,000 miles (149,600,000 km)

  8. Credit: Image Science & Analysis Laboratory, NASA Johnson Space Center Credit: NASA

  9. Credit: Lunar and Planetary Institute

  10. Credit: ESA & NASA

  11. Mars • 4th Planet/2nd largest • Carbon Dioxide, Nitrogen, Argon • Reddish tint due to iron rich soil • 2 moons= Phobos and Deimos • Year = 687 Earth days • 1 day= 1 day 40 minutes Credit: NASA Distance from Sun: 141,600,000 miles (227,900,000 km)

  12. Credit: NASA

  13. Credit: NASA/JPL-Caltech/MSSS/Tanya Harrison Credit: NASA/JPL/University of Arizona

  14. Credit: NASA/JPL/Texas A&M/Cornell Credit: NASA/JPL-Caltech/Cornell/ASU/Texas A&M/Navigation camera

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