Earlier this week, NASA uploaded an incredible treasure trove of images to a new gallery on Flickr: unprocessed photographs from all of the manned Apollo missions. They represent an incredible look into what the astronauts saw on their missions to the moon.
At the height of the Space Race both Soviet and American astronauts faced an unforeseen challenge: taking notes when the lack of gravity rendered normal pens inoperable. The Americans reputedly "spent millions" on an advanced pressurized space pen while the Soviets—they simply brought pencils.
Engineered by Paul Fisher in 1965, the Space Pen's sealed, pressurized cartridge allowed ink to flow to its roller ball at any angle or in zero gravity. Astronauts carried Fisher's AG-7 Space Pen with them starting with Apollo 7 in 1968. In 1969, the AG-7 was on board when Buzz Aldrin used a pen to activate a broken…