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| | Space Shuttle program - Wikipedia, the free encyclopedia |
 | | The galley, toilet, sleep locations, storage lockers, and the side hatch for entering/exiting the vehicle are also located there, as is the airlock hatch. |
 | | The airlock has another hatch into the payload bay. |
 | | With the coming of the ISS, the Orbiter's internal airlocks are being replaced with external docking systems to allow for a greater amount of cargo to be stored on the Shuttle's mid-deck during Station resupply missions. |
| en.wikipedia.org /wiki/Space_shuttle (7146 words) |
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