A promotional poster for the USSF-8 mission, showing the Atlas 5’s configuration with a single solid rocket booster and a 5.4-meter (17.7-foot) diameter payload fairing. Credit: United Launch Alliance
United Launch Alliance’s Atlas 5 rocket has flown in 10 different configurations over 90 missions since 2002, each version optimized to haul satellites of a certain size and mass into space.

