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That depends on how far away the star is. Polaris, for example, is over 400 light years away so it takes the light over 400 years to reach us.
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Answer provided by Dirk Terrell, Ph.D.
Image:K2S logosmall.jpg Question and Answer extracted from the book Kids to Space ...
It takes eight and one-half minutes for the Space 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 to complete a full orbit ...
... to reach as a cabinet on the floor because you could simply float to whatever you need. Each person's body is a little different in terms of the time it takes to adjust to ...
... can stand the day they return to Earth. If they have been in space for a long time, they need to exercise routinely to regain the strength they had before they left so they can ... spacecraft.
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Answer provided by Col. USAF Dr. Richard S. Williams
Image:K2S logosmall.jpg Question and Answer extracted from the book Kids to Space - by Lonnie Schorer
Image: ...
... It would take a spacecraft about nine months to get to Mars. The inner planets such as Mercury and Venus would also take less than a year to reach. The outer planets are much further away and they would take ...
... a very large amount of propellant yet be as light as possible. Payload carried to orbit is less than one percent of the vehicle. Every component must be carefully analyzed to make sure it ... it is assembled and again after it is assembled. So, designing, building and testing a new rocket vehicle to take payloads or people into space requires a ...
... is largely a function of the amount of energy used to leave an orbit around the Earth. It could vary from two or three days to longer depending on the transfer orbit being used to reach the ... (but constantly) and take a long time to get there, measured in weeks and months. This option is foreseen for supplies and scientific probes. The European Space Agency's SMART-1 probe is a good example of ...
... Shuttle telephone, it does not take much longer to make a connection than it does here on Earth. Connections are not a problem. The ground controllers are in constant ... to Space - by Lonnie Schorer
Image:9781894959421.jpg '''Buy This Book''' http://www.apogeebooks.com/Books/For%20Kids/KidstoSpace.html Click here
Category:Kids To Space
Category:Kids To ...
... for a trip to space is not an easy process. Normally, astronauts need to be carefully selected and trained for space travel. At present, those few tourists who have been lucky enough to travel to the ISS for several days have undertaken much of the normal astronaut training over several months. Soon, when sub-orbital space tourism flights begin, training lasting only a few ...
... it takes about eight and a half minutes to get into space to a point where they will jettison the external fuel tank and be in a continuous free fall orbit around the Earth ...
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