Atlas V 521 is the configuration with a five-meter payload fairing, two strap-on solid rocket boosters, and a single-engine Centaur upper stage. It first flew on 2003-07-17; 2 vehicles have flown through 2004-12-17.
Identity
Family Name
Atlas V
Full Name
Atlas V 521
Reusability
expendable
Slug
atlas-v-521
Status
retired
Type
rocket
Variant Name
521
Details
Description
Atlas V 521 is the configuration with a five-meter payload fairing, two strap-on solid rocket boosters, and a single-engine Centaur upper stage. It first flew on 2003-07-17; 2 vehicles have flown through 2004-12-17.