Amy Butler at Aviation Week has a very informative story about how new medium-class launch vehicles and commercially available satellite buses will help the U.S. Air Force reduce the cost of its launch operations. The key points: ULA — a monopoly that operates Atlas V and Delta IV — will be facing future competition from SpaceX (Falcon 9, Falcon Heavy), Orbital Sciences Corporation (Antares), Lockheed Martin (Athena III, and ATK […]