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The key to getting into orbit is to go very, very fast—17,500 miles per hour (mph). For many years, the only way to reach orbit will be rockets that can push a passenger capsule to this speed. Some rockets will be launched from the ground like the Space Shuttle, and others will be released from aircraft. ---- Answer provided by David Gump ...

Everybody doesn't have a spaceship in their yard. Yes, space travel lines will begin flying in 2010 or 2011 after NASA awards a new type of spaceship development ... customer, buying tickets to take its astronauts to the International Space Station (ISS). The tickets will be very expensive at first, about $5 million per seat. By 2020, the price may ...

There are many ways to travel in space, just like we can use airplanes, cars or ships to travel on Earth. Most engineers expect we will use special spacecraft that are meant to operate only in space to land on the Moon or Mars. We will transfer from the spacecraft that carried ...

... Station we carry up water and use a system called the elektron generator, a Russian-built system that uses electrical power to split water molecules into breathable oxygen and waste hydrogen. There ...

... take as much fuel as it takes to get into orbit in the first place. This is impossible with current chemical rocket propulsion. So we use the friction that occurs when the ...

... from Earth. However, once habitats are established food, water and other basic supplies will be produced from the local resources. ---- Answer provided by Thomas Matula, Ph.D. & Kenneth J. ...

... TV signal to get to us. We might get one or two channels, but nothing like we get on Earth. And we will probably not be able to watch all our favorite TV shows, because there will not be enough TV channels being transmitted to us. The reception for the TV channels we will get ...

... missions are the real challenge. The largest issue we will contend with is not how to carry water with us through space, but rather, how to move enough water up from the Earth's ... the Earth's LaGrangian points where gravitational fields will allow objects placed in a specific location in space (relative to Earth) to remain there indefinitely. The projected costs, reasonable assumptions included, ...

... about 2030. Space is big. It can hold as many people as we can find the technology to put there. ---- Answer provided by Sheryl L. Bishop, Ph.D. Image:K2S logosmall.jpg ...

... " because it provided everything we needed, just as our human mothers did. When the first astronauts circled the Moon at Christmas in 1968 and saw for themselves how desolate it was, they ... their home planet, which looked so welcoming in contrast, and called it the "Good Earth." How old is Earth? Earth is about 4,600 million years old, give or take a ... about two million years ago that humans started to appear. We certainly took our time getting started Only in the last century did we leave the Earth for the first time. ---- Answer provided ...

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