NASA Study Warns Against Putting Crew On Huge Rocket’s First Flight

A review ordered by the Trump administration finds costs and scheduling problems.

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A NASA working group has concluded after a two-month review that sending astronauts on the first flight of its massive new rocket wouldn’t be feasible due to the immense costs of safely accommodating a crew on the planned 2019 mission, the first step in America’s return to human space exploration.

The Trump administration has expressed a desire to quickly restart the manned spaceflight program. But with rare exception, NASA tests rockets first without astronauts, given the huge risks associated with space vehicles.