Terrestrial Cruise

Mercury, Venus, and Mars

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  • Mercury is 57.91 million kilometers from the Sun
  • Venus is 108.2 million kilometers from the Sun
  • Mars is 227.9 million kilometers from the Sun

More About Mercury

  • Rotates every 58.65 earth days
  • Revolves every 87.97 earth days
  • High temperature of 450 degrees Celsius
  • Low temperature of -180 degrees Celsius
  • There are many craters, including in the polar region which maintains a constant low temperature.
  • Like all planets, Mercury got its name after a roman god, the god Mercury or Hermes in Greek. This is because Mercury is the innermost planet and Mercury was the swiftest of the gods.

More About Venus

  • Revolves around the Sun in 225 earth days
  • 2/3 of the surface is covered in hills
  • Its surface is smooth due to erosion and weathering
  • Covered in lava rock
  • Atmosphere comprised of 96% carbon dioxide, 3.5% of nitrogen and small amounts of water and sulfuric acid
  • Winds up to 360 km/hr
  • High temperature of 464 degrees Celsius
  • Venus was named after the goddess of love, which is Aphrodite in Greek. Aside from the moon and the sun, it is the brightest object in the sky.

More About Mars

  • Rotation is 24 hours and 40 minutes
  • Revolution is 1.88 Earth years
  • Tilts 25.2 degrees on its axis
  • Home to the largest mountain, Olympus Mons
  • Home to a large canyon, Valles Marineris, that would stretch all the way across the United States
  • Contains water ice on the surface
  • High temperature of 30 degrees Celsius
  • Low temperature of -135 degrees Celsius
  • Atmosphere contains 95% carbon dioxide
  • Many associated Mars with their god of war, so hence the name Mars, which is Aires in Greek. Mars is the most known planet in the solar system besides our own and has been studied since the beginning of Astronomy.