SpaceX's Falcon 9 rocket lifted off from NASA's Kennedy Space Center in Florida carrying four astronauts who will replace two stranded astronauts on the International Space Station.

T minus 25 seconds…20 seconds and counting…T minus 15 seconds…guidance is internal…12, 11, 10, 9…ignition sequence starts…6, 5, 4, 3, 2, 1, 0…all engines running…lift-off, we have ...

The reusable rocket, New Glenn, had initially been due to set off earlier this week, but was postponed following a "vehicle subsystem issue". The mission was partially successful after the booster ...

After two launches on Valentine’s Day, SpaceX Telkomsat HTS 113BT is set to lift off Tuesday, Feb. 20, a day after the Daytona 500 at Daytona International Speedway. Can you see a rocket launch ...