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By Kat

Mercury. By Kat. Facts. Pictures. Moons. Mercury is 57.9 million km. from the sun. It is the closest planet to the sun. Mercury has no moons. Its day (rotation period) is 58 earth days and 39 minutes. The length of its year is 88 days. Mercury is 4,878km. in diameter. Planet facts #1.

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By Kat

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  1. Mercury By Kat Facts Pictures Moons

  2. Mercury is 57.9 million km. from the sun. It is the closest planet to the sun. Mercury has no moons. Its day (rotation period) is 58 earth days and 39 minutes. The length of its year is 88 days. Mercury is 4,878km. in diameter. Planet facts #1

  3. Mercury is a rock planet. It’s temperature averages from -279 to 800°F. It’s 5.43 g times the number of earth’s gravity. Mercury gets so hot it could melt a tin pan. It is named after the Roman god’s messenger Planet facts #2

  4. The planet symbol for Mercury is It’s average surface temperature (K) is 440. The closet Mercury ever gets to Earth is 48.0 million miles (77.3 million km) Planet facts #3

  5. Planet Facts #6 • There has only been 1 mission to Mercury. • The ship was called the Mariner 10. • It was launched by the U.S.A. • It was launched on November 3, 1973. • It arrived on March 29, 1974. • It was a Flyby

  6. Planet Facts #7 • Timocharis made the first recorded observation of Mercury in 265 B.C. • Until 1962 it was thought that Mercury’s “day” was as long as it’s “year” • It has almost no atmosphere!

  7. Pictures of my Planet This is a picture of Mercury. You can’t see Mercury except at twilight.

  8. Craters These are close-ups of Mercury’s surface.

  9. Bibliography • http://antwrp.gsfc.nasa.gov • http://www.windows.ucar.edu • http://imagelib.ncsa.uiuc.edu • http://www.solarviews.com • http://seds.lpl.arizona.edu • http://starchild.gess.gov • The Mercury Fact Sheet • Planets

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