Live coverage: Two satellites lift off aboard Ariane 5

A Falcon 9 rocket is being readied for a space station resupply mission at Kennedy Space Center’s launch pad 39A . The rocket is scheduled to launch at 10:01 a.m. EST (1501 GMT) on Saturday, weather permitting. Watch live coverage.

One of SpaceX’s Falcon 9 rocket boosters made its second trip into space Friday, lofting a Bulgarian television broadcasting satellite from launch pad 39A at NASA’s Kennedy Space Center in Florida, then landing on a platform in the Atlantic Ocean. Liftoff occurred at 3:10 p.m. EDT (1910 GMT).

Four European navigation satellites fastened on top of an Ariane 5 rocket lifted off from Kourou, French Guiana, at 1836:07 GMT (1:36:07 p.m. EST) Tuesday to propel the Galileo navigation network closer to global service. The Ariane 5’s upper stage delivered the spacecraft to a circular orbit more than 14,000 miles above Earth around four hours after launch.