SpaceX's Starship mega-rocket has stumbled on the road to commercial use. On Thursday, it unexpectedly dropped out of communications and exploded as it screamed toward space for its seventh flight.

SpaceX continues to gear up for the ninth test flight of its Starship megarocket. The company performed a "static fire" test with the Flight 9 upper stage this week at its Starbase site in South ...

SpaceX has changed ... Dragon, which corresponds to the "Starship" part of Starship, is 20 feet (6.1 meters) tall. Starship sports six 3D-printed Raptor engines, giving it 5,550 kN of thrust.