Live coverage: Kennedy Space Center to reopen Friday

SpaceX test-fired a reused Falcon 9 booster Monday at NASA’s Kennedy Space Center in Florida, checking the rocket’s readiness for a planned liftoff Saturday with an Airbus-built commercial communications satellite.

Watch a replay of SpaceX’s Falcon 9 rocket lifting off from Cape Canaveral’s Complex 40 launch pad Friday, as seen from the Kennedy Space Center press site five miles away.

NASA has partially restored the Hubble Space Telescope to science mode after a software error temporarily halted observations, but engineers continue studying a problem that kept the telescope’s aperture door from closing and a separate concern with Hubble’s main camera.