CC0 Usage Conditions ApplyClick for more information. The Rocketdyne J-2 Liquid-Fuel Motor, using liquid hydrogen and liquid oxygen, was the powerplant for the second and third stages of the Saturn V ...
Click to open image viewer. This is the second, or S-II-F/D, or Facilities Checkout/Dynamic Test Stage, of the Saturn V launch vehicle. This stage of the rocket was not meant to fly but was used for ...