The U.S. Air Force has selected eight companies to compete for $986 worth of launch contracts under its Orbital Services Program-4 (OSP-4) program. The companies include: Aevum Inc., Huntsville, Ala.; Firefly Black LLC, Cedar Park, Texas; Northrop Grumman Innovation Systems, Chandler, Ariz.; Rocket Lab USA Inc., Huntington Beach, Calif.; Space Exploration Technologies Corp., Hawthorne, Calif.; United Launch Alliance, Centennial, Colo.; VOX Space LLC., El Segundo, Calif.; Xbow Launch Systems Inc., […]