"Science and Engineering Indicators, published by the National Science Board, provides a broad base of quantitative information on the U.S. and international science and engineering enterprise."
page 7-13: "Relative to other topics, including S&T-related topics, interest in space exploration has consistently ranked low both in the United States and around the world. Surveys in Europe, Russia, China, and Japan document this general pattern."
page 7-26/27: "Although support for federal research investment is at historically high levels, other kinds of federal spending generate even stronger public support (appendix table 7-18). Support for increased spending is greater in numerous program areas, including education (73%), health care (72%), assistance to the poor (68%), environmental protection (67%), and Social Security (61%). Scientific research ranks about on a par with mass transit (38%) and well ahead of Science and Engineering Indicators 2008 7-27 space exploration (14%) and assistance to foreign countries (10%) in the proportion of the U.S. population favoring increased spending."