Live coverage: Atlas 5 blasts off from California

An ambitious mission of exploration launched from Japan at 0422 GMT Wednesday (11:22 p.m. EST Tuesday). An H-2A rocket lifted off from the Tanegashima Space Center with Hayabusa 2, starting a six-year journey to collect rocks from an asteroid and return them to Earth.

This photo gallery shows the U.S. Navy’s Mobile User Objective System communications satellite No. 4 being encapsulated in the United Launch Alliance Atlas 5 rocket’s payload fairing for the planned Aug. 31 liftoff.

A Japanese H-2A rocket launched from Tanegashima Island on Wednesday with the Himawari 9 weather observatory bound for a perch more than 22,000 miles above Earth to improve forecasting in the Asia-Pacific. Liftoff of the 17-story rocket from southern Japan occurred at 0620 GMT (2:20 a.m. EDT) Wednesday.