This document chronicles dockings, module additions, configuration changes, and major events of Mir Principal Expeditions 17 through 21, November 1994 through August 1996. It provides a follow-up to David S. F. Portree's "Mir Hardware Heritage" (NASA RP-1357), which described the history of Soviet/Russian space stations, beginning with precursor space modules and continuing through the mid-November 1994 configuration of the Mir space station complex. Although Mir has hosted international crews since its early days, increasing focus was placed on international cooperation beginning in 1995. In...

As the NASA Ames Research Center approached its 70th anniversary in December 2009, there was interest in updating the 60th anniversary history Atmosphere of Freedom: Sixty Years at the NASA Ames Research Center (NASA SP-4314). Much had happened in the decade from 1999 to 2009.Ames stayed focused on its historical mission of basic research and forward-thinking technologies-in information technology, aeronautics, reentry systems, space life sciences, and planetary science. Still, the Center confronted new challenges and new programs emerged. Notable was the growth of astrobiology, the birth and...