Photos: Falcon 9 launch from Press Site

The United Launch Alliance Atlas 5 rocket, standing 194 feet tall and and weighing a million pounds, unleashes 1.6 million pounds of thrust from its main engine and two side-mounted solid boosters to launch the secret NROL-52 payload for the U.S. National Reconnaissance Office from Cape Canaveral.

Russian engineers have a “really, really good idea” about what went wrong during a Soyuz launch to the International Space Station Oct. 11, forcing the ship’s two-man crew to carry out an emergency abort, NASA Administrator Jim Bridenstine said Tuesday. He added that he expects the Russians to resume piloted Soyuz flights in December.

SpaceX test-fired 27 main engines on a Falcon Heavy rocket Thursday in Florida, clearing a hurdle before installing three commercial communications satellites on the launcher for a mission to geostationary orbit later this month.