Photos: Delta 4 rocket fires off the pad before sunset

Watch this replay of Monday’s liftoff of a SpaceX Falcon 9 rocket from Vandenberg Air Force Base in California, followed by touchdown of the booster’s first stage on a drone ship in the Pacific Ocean.

The launch from French Guiana of a solid-fueled Vega rocket with a European-built surveillance satellite for the United Arab Emirates has been postponed, Arianespace said, citing unfavorable high-altitude winds over the spaceport. Officials have not set a new target launch date.

SpaceX is targeting Jan. 7 for launch of its first Crew Dragon commercial ferry ship on an unpiloted test flight to the International Space Station, NASA announced Wednesday, a major milestone in the agency’s drive to end its sole reliance on Russian Soyuz crew ships for carrying astronauts to orbit.