SpaceX will launch a batch of spy satellites for the U.S. government this evening (May 11), and you can watch the action live. A Falcon 9 rocket is scheduled to lift off from California's Vandenberg Space Force Base today, on a mission for the U.S. National Reconnaissance Office (NRO) called NROL-172.

NASA officials are sharing new details about the upcoming SpaceX CRS-34 cargo mission to the International Space Station during a prelaunch briefing.