Atlas V 521
Atlas familyUnited Launch AllianceRetired
Atlas V is the fifth major version in the Atlas rocket family. It is an expendable launch system originally designed by Lockheed Martin, now being operated by United Launch Alliance (ULA), a joint venture between Lockheed and Boeing.

Specifications
- Thrust
- 7,203 kN
- Height
- 58.3 m
- Diameter
- 3.81 m
- Launch mass
- 590 t
- Stages
- 2
- Launch cost
- $135M
- LEO capacity
- 13,490 kg
- GTO capacity
- 6,475 kg
- GEO capacity
- 2,760 kg
- SSO capacity
- 9,585 kg
Specifications from Launch Library. Figures the operator has not published are omitted.
Flight record
2flightswith a definitive outcome
100%success rate2 of 2
0failuresincluding partial failures
2success streakcurrent
First flight July 17, 2003 · latest December 17, 2004
Counted from padside's own launch record, the same basis as the stats page.
Flights per year
- Successful
- Failed
Show the numbers for Atlas V 521 flights per year
| Year | Successful | Failed | Total |
|---|---|---|---|
| 2003 | 1 | 0 | 1 |
| 2004 | 1 | 0 | 1 |