Live coverage: Ariane 5 blasts off with two Intelsat satellites

Two telecommunications satellite for Latin America are counting down to liftoff aboard an Ariane 5 rocket from French Guiana.

The update comes after NASA said it and Boeing completed ground hot fire testing of a reaction control system (RCS) to better understand some of the in-flight anomalies seen during the spacecraft’s rendezvous and docking with the International Space Station.

A collection of pad photos from the United Launch Alliance Atlas 5 rocket flight to deploy the GPS 2F-12 satellite for use by the U.S. military and billions of civilians around the world.