This probably means the engine did not burn for as long as it was supposed to or didn't produce enough thrust. SpaceX says it will restart Falcon 9 flights as soon as it understands the root cause.

SpaceX launched a Falcon 9 rocket early Tuesday with a full OK from the Federal Aviation Administration, its first since a ...

SpaceX launches on pause. For the second time this year, SpaceX has seen a second stage mishap. The Dragon crew remains safe and were not affected.

The Falcon 9's second stage Merlin vacuum engine fired for more than six minutes to place the Crew Dragon spacecraft into orbit after liftoff from Cape Canaveral Space Force Station, Florida.

The Federal Aviation Administration on Sunday announced it was approving just one SpaceX Falcon 9 mission, although SpaceX ...

By proving that its Super Heavy booster can return to Earth and land, SpaceX has moved closer to creating a reusable ...

NASA engineers are running checks to solve the mystery of why the Falcon 9's engine failed to perform a routine maneuver to ...

But after separation, the second stage engines on that mission failed to fire for a reentry trajectory. No one was injured in the incident, but SpaceX announced it was halting Falcon 9 launches ...

Check back for live FLORIDA TODAY Space Team launch updates on this page, starting about 90 minutes before the early morning ...

The engine suffered a liquid oxygen leak — and ... In an unrelated incident, on August 28, a Falcon 9 first stage tipped over upon touching down on a SpaceX droneship out on the Atlantic Ocean.

The FAA has authorized SpaceXs Falcon 9 rocket to resume routine launches following an investigation into three mishaps, ...