Jeff Bezos and Elon Musk, the two richest men in the world, are at the forefront of the commercial space industry today. If only Bill Gates, then the richest man in the world, would put his money into the industry, some lamented.Ī quarter-century later, those enthusiasts got their wish and then some.
The problem, they argued at conferences as they showed viewgraphs of their designs, was not technical but financial: few were willing to invest in these ventures. Back in the 1990s, space advocates had visions of reusable launch vehicles that would lower the cost of getting to orbit, opening the door to everything from space hotels to space solar power satellites.
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