WASHINGTON — The chief executive of commercial space station developer Vast says he supports NASA’s revised approach to supporting development of such stations, calling it the best way to avoid a gap in U.S. human presence in orbit.

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Jeff Foust writes about space policy, commercial space, and related topics for SpaceNews. He earned a Ph.D. in planetary sciences from the Massachusetts Institute of Technology and a bachelor’s degree with honors in geophysics and planetary science...