“Destination Moon: The Apollo 11 Mission.”

The hatch served as the entry and exit point to the command module Columbia on the launch pad and after landing.

Photo by Eric Long, National Air and Space Museum, Smithsonian Institution

The interior of the Apollo 11 Command Module.

Photo by Eric Long, National Air and Space Museum, Smithsonian Institution 

The extravehicular (EV) gloves made for and worn by astronaut Buzz Aldrin, lunar module pilot of the Apollo 11 mission in July, 1969.

Photo by Eric Long, National Air and Space Museum, Smithsonian Institution

The chart shows the positions of the sun, moon, and stars at the time Apollo 11 was scheduled to leave Earth orbit and head for the moon.

Credit: National Air and Space Museum, Smithsonian Institution

One of two rucksacks filled with equipment to help the crew survive for up to 48 hours in the event of an emergency landing on Earth.

Photo by Eric Long, National Air and Space Museum, Smithsonian Institution

The extravehicular visor assembly worn by astronaut Buzz Aldrin on the lunar surface during the historic Apollo 11 mission in July, 1969.

Photo by Eric Long, National Air and Space Museum, Smithsonian Institution

Apollo 11 astronauts Neil Armstrong, Buzz Aldrin and Michael Collins pose in front of the Columbia at the National Air and Space Museum in 1979.

National Air and Space Museum, Smithsonian Institution 

Apollo 11 command module Columbia on temporary cradle.

Photo by Eric Long, National Air and Space Museum, Smithsonian Institution

Astronaut Buzz Aldrin walks on the surface of the moon near the leg of the lunar module Eagle during the Apollo 11 extravehicular activity (EVA).

Photo courtesy of NASA

Astronaut Michael Collins wore the Omega Speedmaster Chronograph during the Apollo 11 mission.

Photo by Eric Long, National Air and Space Museum, Smithsonian Institution