“Assessment of the Options for Extending the Life of the Hubble Space Telescope,” letter from Louis J. Lanzerotti, chair of the Space Studies Board/Aeronautics and Space Engineering Board Committee on the Assessment of Options for Extending the Life of the Hubble Space Telescope to Sean O’Keefe, NASA administrator (July 13)
“Review of Science Requirements for the Terrestrial Planet Finder: Letter Report,” letter from Wendy L. Freedman, chair of the Space Studies Board/Board on Physics and Astronomy Panel to Review the Science Requirements for the Terrestrial Planet Finder, to Anne L. Kinney, director of the Universe Division, Science Mission Directorate, NASA Headquarters (September 23)
“Review of the Redesigned Space Interferometry Mission (SIM),” letter from Space Studies Board chair John H. McElroy and Board on Physics and Astronomy chair John P. Huchra to Dr. Edward Weiler, associate administrator for NASA’s Office of Space Science (September 12) J