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Two billionaires have very different — and equally wild — visions of a future in space ...

Elon Musk and Jeff Bezos have spent two decades and large portions of their exorbitant wealth creating new space technologies. Their plan is to reshape how humans live.

Mars settlements or orbital colonies? Here’s what Elon Musk and Jeff Bezos envision for ...

Elon Musk and Jeff Bezos have spent two decades and large portions of their exorbitant wealth creating new space technologies. Their plan is to reshape how humans live.