Page 12 - Engineering the International Space Station - Building by Design
        P. 12
     GLOSSARY
                       airlock                            microgravity
                       a sealed compartment with          the weightless condition
                       two sets of doors that is used  experienced in orbit
                       to travel from a spacecraft
                       into space and back                module
                                                          a self-contained unit of
                       array                              a spacecraft
                       a group of items that form a
                       complete unit                      node
                                                          a spacecraft module that
                       atmosphere                         connects to other modules
                       the layer of air that              or parts
                       surrounds Earth
                                                          orbit
                       cosmonaut                          to travel around another
                       a Russian astronaut                object in a regular pattern
                       debris                             solar
                       pieces of waste                    having to do with the sun
                       dock                               truss
                       to join two                        a support structure to which
                       spacecraft together                parts are connected
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          ABD_BUIL_STAT_FPGS.indd   46                                                             9/29/17   3:02 PM
     	
