GravityIn outer space, with no massive bodies near, or in orbit around a planet or other body, the force of gravity is almost non-existent. Many objects that are common on Earth may behave differently in an env...
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FoodIn outer space, food supplies comprise a significant portion of the cargo load on any manned spacecraft. These supplies can only last so long - and therefore it is necessary to learn to grow food in the conditions of space. Although air pressure and composition...
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Time FrameThe fastest spacecraft ever built was the Voyager 1 probe, launched in 1977. It is hurtling through interstellar space at 38,000 mph. However, the nearest star to the Sun, Proxima Centauri, is 4.3 light years away, or 25,300,000,000,000 miles. At its current speed, Voyager 1...
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