This is suitable to be performed in upper stages of p... (tes.com)
This is suitable to be performed in upper stages of primary / early secondary. (tes.com)
While Friday's Mars launch used the «401» configuration of the Atlas 5, with a four - meter payload fairing atop the nose, no solid rocket boosters, and a Centaur upper stage with a single RL10 powerplant, the next flight will give an extra kick to its cargo. (spaceflightnow.com)