While the effort has set into high gear, there are plenty of critics of space colonization. Some argue that there are far too many hurdles to jump before we can actually inhabit space, while ...

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But with talk of future space colonies and cities on Mars, there's a good chance that one day humans will give birth somewhere beyond Earth, and that brings up some interesting questions.

Which will lay the foundations for future generations to come. And ultimately lead to giant space colonies. Bezos calls them O'Neill colonies. After American physicist Gerard Kitchen O'Neill who ...

Jeff Bezos restated his ambition to build floating space colonies where people could in orbit, saying that the colonies would have excellent climates, with weather like "Maui on its best day ...