Time-lapse video: The Falcon Heavy goes vertical again

SpaceX conducted a final Launch Readiness Review on Monday ahead of the scheduled liftoff Wednesday of NASA astronauts Doug Hurley and Bob Behnken on a test flight of the Crew Dragon spacecraft to the International Space Station. Launch remains set for 4:33:33 p.m. EDT (2033:33 GMT) Wednesday, weather permitting.

Weather forecasters at Cape Canaveral are keeping an eye on Tropical Storm Hermine in the Gulf of Mexico in case winds and thick clouds from the cyclone threaten the scheduled launch of a SpaceX Falcon 9 rocket early Saturday.

NASA has formally certified SpaceX’s Falcon 9 rocket to launch all but the space agency’s most costly robotic science missions, beginning with a a U.S.-French oceanography satellite set for liftoff from California in July.