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Open Image ModalIn this photo taken from a TV screen Apollo 11 Commander Neil Armstrong walks slowly away from the lunar module to explore the surface of the moon (credit:ASSOCIATED PRESS)
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Open Image ModalIn this July 20, 1969 file photo, the Apollo 11 lunar module rises from the moon's surface for docking (credit:ASSOCIATED PRESS)
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Open Image ModalIn this July 20, 1969 file photo, Apollo 11 astronauts Neil Armstrong and Edwin E. "Buzz" Aldrin, the first men to land on the moon, plant the U.S. flag on the lunar surface (credit:ASSOCIATED PRESS)
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Open Image ModalIn this July 20, 1969 file photo, Apollo 11 astronaut Neil Armstrong, right, trudges across the surface of the moon leaving behind footprints. (credit:ASSOCIATED PRESS)
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Open Image ModalIn this 1969 photo provided by NASA the crew of the Apollo 11 mission is seen. From left are Neil Armstrong, Mission Commander, Michael Collins, Lt. Col. USAF, and Edwin Eugene Aldrin, also known as Buzz Aldrin, USAF Lunar Module pilot. (credit:ASSOCIATED PRESS)
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Open Image ModalViews outside Neil Armstrong's window just after landing on the lunar surface. (credit:NASA's Marshall Space Flight Center/Flickr)
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Open Image ModalViews outside Neil Armstrong's window just after landing on the lunar surface. (credit:NASA's Marshall Space Flight Center/Flickr)
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Open Image ModalAstronaut Edwin E. Aldrin Jr. walks on the surface of the moon, July 30, 1969, with seismogaphic equipment which he just set up. (credit:ASSOCIATED PRESS)
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Open Image ModalAstronaut Edwin E. Aldrin Jr., lunar module pilot, stands on the lunar surface after the Apollo 11 moon landing on July 20, 1969. (credit:ASSOCIATED PRESS)
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Open Image ModalAstronaut Edwin E. "Buzz" Aldrin Jr. poses for a photograph beside the U.S. flag deployed on the moon during the Apollo 11 mission on July 20, 1969. (credit:ASSOCIATED PRESS)
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Open Image ModalAn estimated 10,000 persons gather to watch giant television screens in New York's Central Park and cheer as astronaut Neil Armstrong takes man's first step on the moon on July 20, 1969 (credit:ASSOCIATED PRESS)
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Open Image ModalIn this July 20, 1969 photo provided by NASA shows Apollo 11 astronaut Neil Armstrong on the lunar surface. (credit:ASSOCIATED PRESS)
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Open Image ModalIn this July 20, 1969, file photo, provided by NASA, Apollo 11 astronauts Neil Armstrong and Edwin E. "Buzz" Aldrin, the first men to land on the moon, plant the U.S. flag on the lunar surface. (credit:ASSOCIATED PRESS)
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Open Image ModalA footprint left by one of the astronauts of the Apollo 11 mission shows in the soft, powder surface of the moon. (credit:ASSOCIATED PRESS)
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Open Image ModalIn this July 20, 1969 file photo, Apollo 11 astronaut Neil Armstrong, right, trudges across the surface of the moon leaving behind footprints. (credit:ASSOCIATED PRESS)
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Open Image ModalAstronaut Neil A. Armstrong, Apollo 11 commander, is seen inside the Lunar Module while the LM rested on the lunar surface. (credit:ASSOCIATED PRESS)
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Open Image ModalFILE - In this July 24, 1969 file photo, President Richard Nixon, right, greets the Apollo 11 astronauts in the quarantine van on board the U.S.S. Hornet after splashdown and recovery. The Apollo 11 crew from left are Neil Armstrong, Michael Collins, and Edwin "Buzz" Aldrin. Armstrong and Aldrin became the first men to walk on the moon after blastoff from Cape Kennedy, Fla., on July 16, 1969. (AP Photo, File) (credit:ASSOCIATED PRESS)
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Open Image ModalFILE - In this July 20, 1969 file photo provided by NASA, Edwin "Buzz" Aldrin carries scientific experiments to a deployment site south of the lunar module Eagle during the Apollo 11 mission. One experiment involved the inner composition of the moon, and another tried to determine the exact distance from Earth. Aldrin, 84, is asking everyone to remember where they were when he and Neil Armstrong became the first humans to walk on the moon and to share their memories online. (AP Photo/NASA, Neil Armstrong, File) (credit:ASSOCIATED PRESS)
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Open Image ModalFILE - This July 20, 1969 file photo provided by NASA shows a view of the Apollo Command Module with astronaut Michael Collins aboard as seen from the Lunar Module. Astronauts Neil Armstrong and Edwin Aldrin in the Lunar Module separated from Apollo 11 to prepare to go to the lunar surface. (AP Photo/NASA, File) (credit:ASSOCIATED PRESS)
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Open Image ModalFILE - In this July 20, 1969 file photo provided by NASA, the Apollo 11 lunar module rises from the moon's surface for docking with the command module and the trip back to earth with the earth in the background. Apollo 11 astronaut Edwin "Buzz" Aldrin, 84, is asking everyone to remember where they were when he and Neil Armstrong became the first humans to walk on the moon and to share their memories online. (AP Photo/NASA, File) (credit:ASSOCIATED PRESS)
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Open Image ModalFILE - In this July 20, 1969 file photo, astronaut Michael Collins wears the space helmet for the Apollo 11 moon mission. Collins, now 83, the command module pilot who stayed behind in lunar orbit as the gatekeeper, also spent decades sidestepping the spotlight. He is making an exception for the 45th anniversary where he plans to take part in a NASA ceremony at Kennedy Space Center on Monday, July 21, 2014, to add Armstrong's name to the historic Operations and Checkout Building. (AP Photo, File) (credit:ASSOCIATED PRESS)
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Open Image ModalFILE - In this July 16, 1969 file photo provided by NASA, the Saturn V rocket that launched Neil Armstrong, Buzz Aldrin and Michael Collins on their Apollo 11 moon mission lifts off at Cape Kennedy, Fla. For the 45th anniversary of the Apollo 11 mission, Aldrin asked everyone to remember where they were when he and Armstrong became the first humans to step onto another heavenly body, and to share their memories online. (AP Photo/NASA, File) (credit:ASSOCIATED PRESS)
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Open Image ModalEdited NASA image of the Apollo 11 mission on the Moon with Neil Armstrong near the LM.Original caption: Astronaut Neil A. Armstrong, Apollo ll mission commander, at the modular equipment storage assembly (MESA) of the Lunar Module "Eagle" on the historic first extravehicular activity (EVA) on the lunar surface. Astronaut Edwin E. Aldrin Jr. took the photograph with a Hasselblad 70mm camera. Most photos from the Apollo 11 mission show Buzz Aldrin. This is one of only a few that show Neil Armstrong (some of these are blurry). (credit:sjrankin/Flickr)
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Open Image ModalEdited Apollo 11 image of the Command Module in orbit about the Moon, taken from the Lunar Module. (credit:sjrankin/Flickr)
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Open Image ModalThis photo, from NASA TV, shows the Apollo 11 astronauts on the lunar surface after landing from a new digitally refurbished version of the original moon landing video unveiled in Washington Thursday, July 16, 2009. After NASA couldn't find its original videotapes, NASA and a Hollywood film restoration company took television video copies of what Apollo 11 beamed to Earth on July 20, 1969, and made the pictures look sharper.(AP Photo/NASA TV) (credit:ASSOCIATED PRESS)
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Open Image ModalThis photo, from NASA TV, shows one of the Apollo 11 astronauts on the lunar surface after landing from a new digitally refurbished version of the original moon landing video unveiled in Washington Thursday, July 16, 2009. After NASA couldn't find its original videotapes, NASA and a Hollywood film restoration company took television video copies of what Apollo 11 beamed to Earth on July 20, 1969, and made the pictures look sharper.(AP Photo/NASA TV) (credit:ASSOCIATED PRESS)
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Open Image ModalThis photo, from NASA TV, shows a comparison of a still from a video copy of Apollo 11 astronaut Neil Armstrong stepping on the lunar surface after landing, left, and in a new digitally refurbished version of the moon landing video, right, unveiled in Washington Thursday, July 16, 2009. After NASA couldn't find its original videotapes, NASA and a Hollywood film restoration company took television video copies of what Apollo 11 beamed to Earth on July 20, 1969, and made the pictures look sharper.(AP Photo/NASA TV) (credit:ASSOCIATED PRESS)
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