The launch of a Boeing spacecraft has been called off after an issue was found with a component, hours after US aviation regulators opened their second investigation into the company this year.
Boeing’s CST-100 Starliner spacecraft was due to be launched on Monday evening from Cape Canaveral, Florida, to carry two astronauts to the International Space Station.
But the United Launch Alliance, a joint venture between Boeing and Lockheed Martin, stopped the launch due to a problem with an oxygen relief valve on part of the rocket.
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