The moon shone brighter this week, all full of itself. Leading up to the 50th anniversary of Apollo 11, four full moons reminded us just how far we’ve come and gone. Lunar cycles aside, I want to ...

Leading up to the historic 1969 Apollo 11 mission, ABC News built a mock Apollo command module to give viewers an inside look at how astronauts would travel to the lunar surface. See more of the ...

Click to open image viewer. Shown here is a mock-up of a reaction control system (RCS) engine developed for use on the Apollo Service Module. RCS thrusters like this one were mounted externally in ...

This summer marks the 50th anniversary of the historic Apollo 11 moon mission, which saw human beings walk on the surface of the moon for the very first time. This mission was, without a doubt, one of ...

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Look at a picture of the Apollo 11 launch and you'll probably notice the rocket's pointed tip and the fire coming from the five giant engines in the first stage of the 36-story-tall Saturn V rocket.

Click to open image viewer. The Apollo Lunar Module (LM) was a two-stage vehicle designed by Grumman to ferry two astronauts from lunar orbit to the lunar surface and back. The upper ascent stage ...

Though NASA expected their complicated machines would not always work right, the first deaths in the space program still came as a shock -- because the fatal mishap occurred on the ground. Gus Grissom ...