Delta Cryogenic Second Stage

Last updated

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  2. Robert A. Braeunig (2 November 2009). "Space Launchers—Delta". Rocket and Space Technology. Retrieved 26 January 2012.
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  8. Chris Bergin (4 October 2011). "SLS trades lean towards opening with four RS-25s on the core stage". NASASpaceflight.com. Retrieved 26 January 2012.
  9. Rosenberg, Zach. "Delta second stage chosen as SLS interim". Flight International, 8 May 2012.
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Delta Cryogenic Second Stage
Second stage of a Delta IV Medium rocket.jpg
A 4-meter DCSS from a Delta IV Medium
Manufacturer
Country of origin
  • United States
  • Japan (Delta III)
Used on
Launch history
StatusActive
Total launches45
Successes
(stage only)
42
Failed2 (Delta III)
Lower stage
failed
1 (Delta III)
First flight27 August 1998
Delta III second stage
Height8.8 m (29 ft)
Diameter4 m (13 ft) (LH2 tank)
3.2 m (10 ft) (LOX tank) [1]
Empty mass2,480 kg (5,470 lb)
Gross mass19,300 kg (42,500 lb)
Powered by1× RL10B-2
Maximum thrust110.1  kN (24,800  lbf)
Specific impulse 462  s (4.53  km/s)
Burn time700 seconds
Propellant LH2/LOX