Atlas V 551

Atlas V 551 featured image

Short answer

Five-solid-booster Atlas V configuration for high-energy spacecraft and large constellation launches during the vehicle's final operating period.

Status
active
Manufacturer
United Launch Alliance
Height
62.20 m
Diameter
3.81 m
Mass
590000 kg
Payload to LEO
18850 kg
Payload to GTO
8900 kg
Stages
2