The Air Force has certified SpaceX's Falcon 9 launch vehicle to fly national security space launch missions, setting the stage for the first competitive Evolved Expendable Launch Vehicle-class missions in about 10 years. According to a May 26 Air Force press release, the service expects to issue the first competitive EELV request for proposals in June for a next-generation Global Positioning System launch. SpaceX and the United Launch Alliance, the longstanding sole-source lift provider, will likely be the only two...
