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Now presenting an addendum to the legendary film "The Secret NASA Transmissions - The Smoking Gun," and presents details about UFO videos taken by...

A respectful overview of Dr. Marvin E. Grunzke’s career that included training Ham, the first chimpanzee launched into orbit by NASA.

A documentary short originally played at the Kennedy Space Center's 70mm theater during the 1960's before the moon landing in 1969 when it was...

A billion miles from home, running low on fuel, and almost out of time. After 13 years traversing the Saturn system, the spacecraft Cassini is...

NASA may have just gotten one step closer to the answering the question: are we alone? The Spitzer Telescope has made a groundbreaking discovery of...

John Glenn goes on another journey into outer space for tests on how old age is affected there. His whole life is chronicled in this informative...

Apollo 7 was designated to make the essential test of the Apollo spacecraft before the ambitious lunar-orbital mission could be attempted. All...

Shows the principal steps taken by NASA to place men on the moon and get them back safely within this decade.

Join National Geographic on the greatest adventure of the 20th century- America's first manned flights to the moon. From lift-off to splashdown,...