Watch SpaceX launch a satellite for Luxembourg on a used Falcon 9 rocket

This afternoon, SpaceX is set to launch its second Falcon 9 rocket of the year, sending up a satellite that will provide secure communications for the government of Luxembourg. And for the sixth time, SpaceX will use one of its boosters that has already flown to space and back.
The Falcon 9’s first stage previously launched back in May 2017, when it lofted a satellite for the National Reconnaissance Office and then landed back at SpaceX’s ground landing pad. However, this particular