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Japanese Experiment Module - Exposed Facility (JEF-EF)
Japanese Experiment Module - Exposed Facility (JEF-EF) The Japanese Experiment Module - Exposed Facility (JEF-EF) is seen attached to the station's Kibo module during STS-127 on July 25, 2009. Scientific payloads may be mounted on JEM-EF via an airlock for continuous exposure to the vacuum of space. NASA