For SpaceUpClose.com & RocketSTEM CAPE CANAVERAL SPACE FORCE STATION, FL – The unflown ‘Big Slider’ version of ULA’s Atlas V rocket made its maiden and lone launch and successfully delivered a twin pair of once-classified military tracking surveillance satellites that observe other already orbiting satellites akin to a ‘Neighborhood Watch’ to near-geosynchronous orbit for the U.S. Space Force during a