Video: Fourth X-37B launch highlights

Watch a replay of one of Iridium’s 10 communications satellites launched Sunday deploys from a dispenser mounted on the forward end of SpaceX’s Falcon 9 upper stage.

SpaceX’s Falcon 9 rocket got within a second of liftoff Sunday before a low-thrust alarm triggered an automatic abort. Watch a view of the dramatic last-second countdown cutoff at engine ignition from our camera at the launch pad.

Watch a zoomed in view of the Falcon 9 rocket with the first Crew Dragon capsule atop, briefly fire its engines for a crucial pre-launch test on Jan. 24, 2019 at launch pad 39A at the Kennedy Space Center.