Boeing Starliner Flight of NASA Astronauts Is Scrubbed The New York Times'Buzzing' rocket valve pushes 1st astronaut launch of Boeing's Starliner capsule to May 10 Space.comAtlas 5 valve repair will delay Starliner's first crewed mission to May 17 at the earliest – Spaceflight Now Spaceflight NowOfficials describe telltale ‘buzz’ that led to last-minute scrub of Boeing Starliner’s crewed launch CNNElon Musk bashes historic Boeing astronaut flight, SpaceX did it first Business Insider