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Displaying 1—10 of 1000 matches for query "03._How_heavy_is_Earth" retrieved in 0.007 sec with these stats:
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- "earth" found 21084 times in 7977 documents
... /For%20Kids/KidstoSpace.html Click here
Category:Kids To Space
Category:Kids To Space - EARTH
... of mass to its surface. For the Moon this is, on average, about 1,080 miles. The Earth's radius at the equator is 3,963 miles making the Moon's radius 27.25 percent that of the Earth. http://www.nasa.gov/worldbook/moon ...
... 's mass is about 13,000,000,000,000,000,000 tons, which sounds like a lot, but that's nearly 500 times less than the mass of the Earth.
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Answer provided ...
Today, in 2005, Pluto is 2.88 billion miles from the Sun and 2.82 billion miles from Earth. But the distances vary: by the year 2114 Pluto will be 4.58 ...
Earth is about 8,000 miles across from side to side, or 25,000 miles around the equator, which is pretty big—a modern jetliner takes nearly two days to fly around ... bigger planets such as Jupiter, which is 11 times bigger than Earth. The Earth is almost a perfect sphere but is slightly flattened at the poles, so there is a difference of 25 miles in the ... /For%20Kids/KidstoSpace.html Click here
Category:Kids To Space
Category:Kids To Space - EARTH
Flying in space is dangerous, and always will be. It's an unforgiving environment. Currently we have lost one ...
Theoretically, a spacecraft can be any length providing it is light enough and strong enough to withstand the launch forces. Practical limits come from the ...
... Shuttle to reach a low Earth orbit. How long an orbit takes depends on how high above the Earth the orbit is. For low Earth orbit (about 200 miles above the Earth) it takes about 90 minutes ... them a longer time to orbit around the Earth. There is one special orbit where it takes a full day to orbit around the Earth. So a satellite in this orbit travels around the planet at the same rate that the planet is spinning To return to Earth, it takes the Shuttle about one hour.
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Answer provided by Hazel McAndrews
Image ...
The North Star, also known as Polaris, is about 400 light years away. If there were a highway from Earth to Polaris with a 75 mile per hour (mph) speed limit, it ...
At its closest point to Earth, Mars is about 35 million miles away; however, because of orbital variations and the natural motion of ...
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