Original Name: Apollo 11 was originally planned to be named "Snowcone," but was later changed to reflect the Greek god associated with the Sun and light.
Computational Power: The computers used on Apollo 11 had less processing power than a modern smartphone. They operated at about 0.043 MHz with 64 KB of memory.
Moonwalk Duration: Neil Armstrong and Buzz Aldrin spent a total of about 21.5 hours on the lunar surface.
Return to Earth: The Apollo 11 mission spent a total of 195 hours, 18 minutes, and 35 seconds in space, from launch to splashdown in the Pacific Ocean.
Columbia and Eagle: The Apollo 11 spacecraft consisted of two main parts: the Command Module "Columbia," where Michael Collins orbited the Moon alon.
Moon Rocks: Apollo 11 brought back 47.5 pounds (21.5 kilograms) of lunar rocks and soil samples to Earth, collected during their moonwalks.
Worldwide Audience: An estimated 600 million people around the world watched or listened to the live broadcast of Neil Armstrong's first steps on the Moon.