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The planets are not floating because to do so, they would need to float on a liquid or in a gas. They are moving through empty space. ---- Answer provided by Ed Frederick, Ph.D. Image:K2S logosmall.jpg Question and Answer extracted from the book ...

The planets Jupiter, Saturn, Uranus, and Neptune are the closest in character. They are very large, cold, gaseous planets. The other five planets are very different in character from the gas giants and are also very different from each other. ---- Answer provided by Ed Frederick, Ph.D. Image:K2S logosmall.jpg Question and Answer extracted from the ...

... , the materials used in spacecraft are often derived from aircraft materials, but need to be adapted to the extreme temperatures. Carbon composites are some of the materials that can withstand the temperatures. In fact, the structure of the CanadArm 2 robot aboard the ...

Without planets there would be no life. ---- Answer provided by Ed Frederick, Ph.D. Image:K2S logosmall.jpg Question and Answer extracted from the book Kids to Space - by Lonnie Schorer

... those planets that form close to a sun because they will be very hot and will usually also lack atmospheres that are dense enough to hold hydrogen, oxygen, and other gases around the planet. On those planets, unless water or water-ice is in cold-traps ...

... atomic clock. An atomic clock ticks when atoms of the element cesium vibrate back and forth. Since atom vibrations are very fast and always the same, they allow us to keep time accurate ... to make the turn. Scientists have observed all of the planets in our solar system for many years and timed their rotations. So we know the lengths of days on all of the planets, but we still measure those lengths in the hours ...

If you are stuck on Earth, you are most likely okay Since the capability to travel to other planets is not yet available, there is no chance of being marooned on a planet. However, when that capability does become available, one of the priorities will be providing the crew with a means to leave the planet. It will be a low probability. ---- Answer provided by Futron Corporation Image:K2S logosmall.jpg Question and Answer extracted from the ...

The ice rings are only around the gas giants. The gas giants are very, very big compared to the Earth. Because each set of rings has to be bigger than the planet they surround, the rings are very, very, very big. ---- Answer provided by Ed Frederick, Ph.D. Image:K2S logosmall.jpg Question and Answer extracted from the book Kids to ...

The planets that we can see with our eyes were seen and named by the ancient Greeks a long time ago. Naturally they used the names of their gods because they thought that the planets had something to do with their gods. ---- Answer provided by Ed Frederick, Ph.D. Image:K2S logosmall.jpg Question and Answer extracted from the book Kids to ...

There is gravity in space. Indeed, the Sun's gravity extends all the way out to the farthest planets and beyond. That is what keeps the planets from escaping from our solar system. And they do not bump into each other because they are millions of ...

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