An airlock is a room or compartment which permits passage between environments of differing atmospheric pressure or composition, while minimizing the changing of pressure or composition between the di
An airlock on board Space Shuttle Atlantis
An early airlock, with decompression instructions
US Navy submarine diving lock out
STS-103 closing the airlock
The Quest Joint Airlock is the primary airlock for the International Space Station. Quest was designed to host spacewalks with both Extravehicular Mobility Unit spacesuits and Orlan space suits. The a
Quest Joint Airlock Module. Crew lock with EVA hatch on right, and equipment lock with three attached gas tanks on left
James F. Reilly during preparation for the first space walk utilizing the Quest Airlock in July 2001
Christina Koch exits the Quest airlock