The Delta IV Heavy (Delta 9250H) is an expendable heavy-lift launch vehicle, the largest type of the Delta IV family, and is the world's second highest-capacity rocket in operation. It is manufactured by United Launch Alliance and was first launched in 2004.
Specifications
- Thrust
- 8,674 kN
- Height
- 72 m
- Diameter
- 5 m
- Launch mass
- 733 t
- Stages
- 2
- Launch cost
- $350M
- LEO capacity
- 28,370 kg
- GTO capacity
- 14,210 kg
- GEO capacity
- 14,500 kg
- SSO capacity
- —
Vehicle specifications from Launch Library; blanks are unpublished figures.
Flight record
Flights
16
Launches with a definitive outcome
Success rate
93.8%
15 of 16
Current success streak
15
Landings
0
0 attempts · 0 droneship / 0 RTLS
Fastest turnaround
—
Between consecutive booster flights
Counted from padside's own launch record — the same basis as the Stats page.
Launches
- Delta IV Heavy | NROL-70 — Success
- Delta IV Heavy | NROL-68 — Success
- Delta IV Heavy | NROL-91 — Success
- Delta IV Heavy | NROL-82 — Success
- Delta IV Heavy | NROL-44 — Success