Live coverage: Two satellites lift off aboard Ariane 5

Launch crews rolled out a nearly 180-foot-tall Ariane 5 rocket to its launch pad Monday in a final major step before liftoff with the Arabsat 6B and GSAT 15 communications satellites to broadcast television, broadband and other telecom services across Africa, the Middle East, Central Asia and India.

Two Russian cosmonauts and a NASA astronaut flying to the International Space Station for a fourth time lifted off Friday at 2126 GMT (5:26 p.m. EDT) from the Baikonur Cosmodrome in Kazakhstan. The trio reached the orbiting research complex less than six hours later at 0309 GMT (11:09 p.m. EDT).

A SpaceX Falcon 9 rocket lifted off from Cape Canaveral’s Complex 40 launch pad Tuesday at 12:33 a.m. EST (0533 GMT) with Hispasat 30W-6, a communications satellite to relay video and broadband signals between the Americas, Europe and North Africa.