Since the United States first landed on the moon 50 years ago, the dream of a space colony has been alive in the American consciousness. Is a space colony really possible, though? After 40 years of near inactivity in space, things are changing. Governments are beginning to reinvest in space exploration. Private organizations are also beginning to invest in a new frontier of business; the space industry. Here's everything you need to know about the space industry, space colonies, and space exploration. 

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