Live coverage: Ariane 5 blasts off with two Intelsat satellites

Two NASA astronauts and an Italian flight engineer are sheltering in the space station’s Russian segment as mission control analyzes a possible leak of toxic ammonia coolant aboard the complex.

A SpaceX Falcon 9 rocket boosted by a recycled first stage fired into the skies over the Kennedy Space Center in Florida on Nov. 15, and these photos show the start of the 229-foot-tall launcher’s journey into orbit.

The Atlas 5 rocket emerges from the Vertical Integration Facility for rollout to Complex 41 at Cape Canaveral in preparation to launch GPS 2F-12 satellite on Friday at 8:38 a.m. EST.