* Command Module: Called Columbia, this was the part of the spacecraft that remained in lunar orbit while the Lunar Module landed on the moon. It also housed the crew on their journey to and from the moon.
* Lunar Module: Called Eagle, this was the smaller spacecraft that landed on the moon, carrying Armstrong and Buzz Aldrin to the surface.
So, while Apollo 11 was the mission name, the specific spaceship that Neil Armstrong rode to the moon's surface was the Lunar Module Eagle.
