FIGURE 4.4 NASA’s sounding rocket launches by year, from 1959 to 2005. Sounding rocket launches are a good proxy for hands-on flight programs that can provide critical experience to students and entry-level employees. SOURCE: Courtesy of David C. Black, Universities Space Research Association.



The National Academies | 500 Fifth St. N.W. | Washington, D.C. 20001
Copyright © National Academy of Sciences. All rights reserved.
Terms of Use and Privacy Statement