Atlas V 521
A United States of America Atlas launcher, Atlas V 521 is manufactured by United Launch Alliance.

Specifications
- Height
- 58.3 m
- Diameter
- 3.81 m
- Mass
- 590000 kg
- Stages
- 2
- Thrust
- 7203 kN
- LEO payload
- 13490 kg
- First flight
- Jul 17, 2003
Manufacturer & operator
- Family
- Atlas
- Variant
- 521
- Manufacturer
- United Launch Alliance
- Operator
- —
- Country
- United States of America
Launch sites
- Cape Canaveral SFS, FL, USA (2 launches)
Launch history
2 launches to date.

