Wednesday’s launch was conducted by United Launch Alliance, using an Atlas V rocket in the 551 configuration – tail number AV-073. This is a two-stage rocket, with a Common Core Booster (CCB ...
A two-stage rocket, Atlas V consists of a Common Core Booster (CCB) with a Centaur upper stage. Up to five AJ-60A solid rocket motors can be attached to the first stage to provide additional ...
The Vulcan will use larger versions of the GEM-63 SRBs currently flying on the Atlas V, mounted in symmetrical pairs; a departure from the unique asymmetrical booster arrangement used previously.