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How big is our Earth?

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<a href='/solarsystem/sun/index.html'>sun</a> Sun
mercury Mercury
venus Venus
earth Earth
mars Mars
jupiter Jupiter
saturn Saturn
uranus Uranus
neptune Neptune
pluto Pluto
Planet Stats
Planet Sizes
Planets & Stars
A Light Year
  The earth is the only planet in the solar system that we are sure has life on it.
Length of Year: 365.d56 Earth days
Length of Day 24 Hours
Diameter 12,756 Km
Mass 5.976e+24  Kg
Mean distance from sun 149,600,000  Km
Mean orbital velocity 29.79  Km/sec
Average Temperature: 23F
Composition 34.6% Iron
29.5% Oxygen
15.2% Silicon
12.7% Magnesium
0.05% TItanium
  Earth Facts
  1. Earth is the third planet from the sun.
  2. Earth is the densest planet in the solar systen.
  3. Earth is the only object in the solar systen where we are sure life exists.
  4. 70% ot the earth's surface is covered by water.
  5. The earth's core is composed mostly of iron.
  6. Temperatures at the center of the earth's core may be as high as 7500 K, hotter than the surface of the Sun.
  7. The earth's average temperature has been rising over the past century. This phenominum is known as global warming.
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