Falcon 9 rockets are propelled by nine Merlin engines, which use kerosene and liquid oxygen as fuel. Upon its eventual launch ...

The failure of a SpaceX rocket's upper stage engine late Thursday that stranded ... two upcoming piloted flights of the company's Falcon 9 rockets. The mishap ended a remarkable string of 344 ...

said the company had been looking into an issue with the nozzle of the Merlin engine used in the Falcon 9 upper stage. “We saw potentially a manufacturing defect that could have showed up in the ...

The Crew-10 mission is soaring toward the ISS, with a team of astronauts from NASA, JAXA, and Roscosmos. Their spacecraft ...