Will Jeff Bezos be an astronaut when he travels into space on a Blue Origin flight? It's complicated, because experts say there's still a debate about where space begins.

^{(Jun 20, 2021; Insider | Space)}

NASA astronaut Jeanette Epps. Robert Markowitz/NASA

Blue Origin said founder Jeff Bezos will earn his "astronaut wings" in July.

He'll cross the Kármán Line, the imaginary boundary into space.

But academics and other experts said there isn't yet a true consensus on where space begins.

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