Video: Falcon 9 rocket fires up engines on launch pad (members only)

Fresh off a major design review, SpaceX’s human-rated Dragon spaceship has received the first of up to six firm mission orders from NASA under the company’s $2.6 billion commercial crew contract.

Watch the NASA Television live coverage of Saturday’s predawn Falcon 9 launch that delivered the Dragon spacecraft into orbit.

Orbital ATK’s proposed rocket to answer the U.S. Air Force’s desire for two families of satellite launchers with U.S.-made propulsion systems will be named OmegA, and the company has selected the cryogenic Aerojet Rocketdyne RL10 engine to power the vehicle’s upper stage, officials announced this week.