SpaceX is slated to send its first full astronaut crew to space on Saturday. Watch it live.

SpaceX is slated to send its first full astronaut crew to space on Saturday. Watch it live.

SpaceX is scheduled to launch four astronauts to the International Space Station on Saturday at 7:49 p.m. ET. 

Called Crew-1, it's SpaceX's first full-length mission for NASA.

Here's how to watch the rocket launch live.

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SpaceX has secured its Crew Dragon spaceship to the top of a Falcon 9 rocket, and the launch system is ready to roar to life. On Saturday, the company is scheduled to send a crew of four NASA astronauts to the International Space Station.

The mission, called Crew-1, will be SpaceX's first full-length mission for NASA “” the first of six that Elon Musk's rocket company has contracted with the space agency. The launch will also mark the true start of NASA's commercial spaceflight program, a milestone nearly 10 years in