Live coverage: Ariane 5 lifts off with two U.S.-built satellites

A powerful H-2A launcher, boosted by four strap-on rocket motors and an upgraded second stage, lifted off from Japan on Tuesday with a multipurpose communications satellite for Ottawa-based Telesat. Check out photos of the H-2A rocket soaring into clear skies.

United Launch Alliance is pushing back its next Atlas 5 launch from Cape Canaveral until no earlier than Aug. 8, allowing time for engineers to ensure an unspecified anomaly during component testing at a supplier will have no impact on the Atlas 5’s mission to place a U.S. Air Force communications satellite into orbit.

Arianespace delayed the launch of a Vega rocket from French Guiana Tuesday night due to a typhoon threatening a ground station in South Korea needed to track the vehicle as it deploys a cluster of more than 50 small satellites.