Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. The wheel shaped station could be easily rotated creating artificial gravity so that the astronauts would not suffer the effects of prolonged weightlessness. Von Braun and his team favored building a permanently occupied Earth orbiting space station from which to stage a lunar exploration program . But in the 1960s NASA adopted the Apollo Program , which called for astronauts to transfer to a lunar landing vehicle after achieving lunar orbit, bypassing the construction of von Braun's wheel.
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