A two-stage Falcon 9 booster with a pre-flown first stage successfully launched the EchoStar 105/SES-11 communications satellite to orbit today (Oct. 11), marking the third time SpaceX has pulled off such a used-rocket feat. The Falcon 9 lifted off at 6:53 p.m. EDT (2253 GMT) from historic Pad 39A at NASA’s Kennedy Space Center in Florida. About 8.5 […]