The Second Stage Also Had Five Engines Once the Saturn V's first stage finished its operation and was discarded, the second stage took over. This stage used a combination of liquid hydrogen and ...

Saturn V SA-513, the rocket tasked with deploying ... Retro-rockets pushed the S-IC away from the S-II second stage, whose five J-2 engines ignited to take over the job of boosting Skylab towards ...

Three Apollo I astronauts Rogers Chaffee, Edward White and Gus Grissom die due to a flash fire at a grounded space capsule in Cape Canaveral, [...] ...

And the second most powerful in history. Bested only by the Saturn V, the rockets that launched Apollo astronauts to the moon more than 45 years ago. But unlike the Saturn V, SpaceX has a more ...