Live coverage: SpaceX launches first Falcon 9 mission of the year

A Falcon 9 rocket and Dragon supply ship, primarily using previously-flown hardware, are scheduled for liftoff before dawn Friday at Cape Canaveral on SpaceX’s 15th cargo launch to the International Space Station under contract to NASA.

The United Launch Alliance Delta 4 rocket blasts into the predawn skies at Vandenberg Air Force Base with the NROL-45 payload for the U.S. National Reconnaissance Office.

A pair of ViaSat and Eutelsat communications satellites — one to broadcast unparalleled high-speed Internet from space, and another to connect the Asia-Pacific — streaked into space Thursday from French Guiana atop an Ariane 5 rocket, setting records for the heaviest and most valuable commercial payload ever put into orbit.