Boeing's Starliner capsule atop an Atlas V rocket stands ready for its upcoming mission at Space Launch Complex 41 at the Cape Canaveral Space Force Station, Sunday, May 5, 2024, in Cape Canaveral ...

SpaceX's crew Dragon capsule had just returned, minus astronauts, from a successful test flight to the International Space Station and was undergoing a ground test April 20 at Cape Canaveral Air ...

SpaceX says a leaky valve caused its crew capsule to explode during the test back in April. The company announced the preliminary results of its accident investigation Monday, July 15, 2019.