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Want to support this channel and help us preserve old films? Visit Visit our website This undated NASA footage is from the Apollo era, and shows zero G tests conducted aboard a reduced gravity aircraft, probably NASA's Convair C-131 Samaritan or possibly a KC-135 aircraft. In the footage, test subjects are shown moving large objects through a metal ring, probably simulating a docking collar or portal (note the “air tube“ at the top of the collar). Footage at 5:34 shows subjects maneuvering a large object using a pole or tether for traction. A reduced-gravity aircraft is a type of fixed-wing aircraft that provides brief near-weightless environments for training astronauts, conducting research and making gravity-free movie shots. The planes are sometimes called “vomit comet“ because they can induce motion sickness for participants. We encourage viewers to add comments and, especially, to provide additional information about our videos by adding a
