Live coverage: Soyuz MS-14 docks at space station

Watch a replay of SpaceX’s Falcon 9 rocket taking off from pad 39A at NASA’s Kennedy Space Center with the BulgariaSat 1 communications satellite, as viewed from the press viewing site around three miles away.

Astronaut Scott Kelly and cosmonaut Mikhail Kornienko ended a record-setting 340-day stay in orbit with a fiery plunge to Earth Tuesday, settling to a jarring rocket-assisted touchdown in Kazakhstan to close out a medical research voyage that may help pave the way for flights to Mars.

Dave Scott, Jim Irwin and Al Worden left for the Moon today in 1971 aboard Apollo 15 bound for Hadley rille with the first Lunar Roving Vehicle.