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The module is used for a poer source and a fuel module tank.
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The unity Node used for a passage way and a lving and working area.
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The home base used for life support of aboard passengers. Altitude adjustment has a control room which allows the people on board control the altitude. Sun Spots, a P6 truss is installed and uses solar power for an electrical power source for the module
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the laboratory is delivered by a space shuttle and is the primary research area for the U.S. The arming station is used for moving ojects around the space station. the walk way is a part for the airlock which keeps fresh air inside the space station.
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The russiam rockets are delivered and is used for a docking port.The moving is the S0 Truss and is installed on top of the destiny module. Supporting case is a S1 truss will support solar arrays.
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Skeleton crew is a support system for the activeThermal COntrol System. Truss walk is a second port segment and provides a quarter of the power capability. The foundation segment is a truss thgat allows the solar panels to work on the 3rd and 4th.
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The second and 3rd starboard truss segment is delivered and will provide an additional power source. Setting the stage is used to extend to place another part on to the space station. The harmony is installed and is a bigger room which expands the living and working space my 18 000 cubic feet.
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Expands the research facility permanently. The japan Flyer delivers to the space station. Transport Discovery transports two different parts on to the space station.