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... two ham sandwiches, two apples, and two cans of soda. However, they are not in a readily usable form, and so have to be processed out. It takes significant amounts of ... who waste will be socially unpopular. By itself, the Moon could not support a population larger than a few tens or hundreds of thousands of people. If we start traveling to near-Earth asteroids (NEA) and mining them, a much larger population—numbering in the millions—could be supported on the Moon ...

... sizes. Weighing about 180 pounds, Sputnik 1 was a shiny aluminum ball just two feet in diameter, with four "sweptback" antennas. Inmarsat 4, a more recent communications satellite, weighs 100 times more, has a width of 150 feet with its solar cells extended, and is as tall as a house. ---- Answer provided by Derek Webber Image:K2S logosmall.jpg Question and Answer extracted from ...

... better the trip will be so spend lots of time reading your Kids to Space: A Space Travelers' Guide. Keep fit and slim—the lighter the passengers the higher we ...

... to an outbound vehicle headed to EML-1, or we could do what's called a trans-lunar injection (TLI) burn to take us directly out to lunar orbit. From EML ... surface at any time. Going to the Moon by way of a LEO station and EML-1 would take about a week—the same length of time it used to take ... Ocean—but we could go anywhere on the Moon. Traveling from a LEO orbit to a LLO with a TLI and then down to the Moon's surface would take about three ...

Astronomers think that the Milky Way formed out of the collapse of a large cloud of gas, similar in some respects to the way that stars form. ---- Answer ...

... far apart that we don't really have to worry about any of them hitting a spacecraft. ---- Answer provided by Alan Hale, Ph.D. & Capt. USN (Ret.) William Readdy Image:K2S ...

Hydrogen costs about $1.00 to $1.40 per pound. Oxygen costs about $0.09 to $0.18 per pound. (Ref. 3, 5) ---- Answer provided by Jon H. Brown Image:K2S logosmall.jpg Question and Answer extracted from the book Kids to Space - by Lonnie Schorer Image:9781894959421.jpg '''Buy This Book''' http://www.apogeebooks.com/Books/For%20Kids/KidstoSpace.html Click here ...

The Space Shuttle program cost about 33 billion dollars through the end of the development flight tests, after which it was declared operational. This included design, development, test, and evaluation of the orbiter, external tank, and solid rocket boosters. It also included five orbiters and several external tanks and solid rocket boosters. Operational costs are about $500 million for each ...

It feels awesome. You can float and do flips and rolls, and just stay in one place with the effort of one finger. If you want, you can float upside down while your friend is right side up. ---- Answer provided by Byron Lichtenberg, Ph.D. Image:K2S logosmall.jpg Question and Answer extracted from the book Kids to Space - by Lonnie Schorer Image:9781894959421 ...

Yes, the Moon has many holes from the impact of small meteors striking its surface, since there is no atmosphere to burn them up. ---- Answer provided by Thomas Matula, Ph.D. & Kenneth J. Murphy Image:K2S logosmall.jpg Question and Answer extracted from the book Kids to Space - by Lonnie Schorer Image:9781894959421.jpg '''Buy This Book''' http://www. ...

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