Video: Falcon 9 launch with natural sound (members only)

Intelsat has declared the Intelsat 29e communications satellite a total loss after the Boeing-built spacecraft suffered a fuel leak and shed debris in geostationary orbit, three years into a planned 15-year mission.

A rocket-powered prototype of SpaceX’s human-rated crew capsule vaulted off a launch pad at Cape Canaveral on Wednesday for a brief mile-high test flight of the spaceship’s emergency crew safety system.

The heart of NASA’s first flight-ready Space Launch System heavy-lift rocket emerged from its factory in New Orleans Wednesday morning for a barge trip to the Stennis Space Center in Mississippi for an eight-minute test-firing of its space shuttle-era hydrogen-fueled engines.