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Sean O'Keefe
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- 1Risk of falling space junk hitting people is rising, experts warn●"For now, people are more likely to be struck by lightning than by falling space junk. But those odds are shifting. Sean
Former NASA administrator Sean O'Keefe and other experts warn that while a person is still more likely to be struck by lightning than by falling space debris, those odds are shifting as launches increase. They argue governments and companies should be required to use materials that fully burn up on re-entry, prompting debate over regulating the growing amount of junk re-entering the atmosphere.