It indexes U.S. Government publications from 1976 to the present. Its print counterpart is Monthly Catalog of U.S. Gov- ernment Publications HSSE REF 016.353 Un36. The GPO Index on the Purdue Libraries Indexes page also indexes U.S. Government Publications from 1976 on. HSSE REF 328.73 C761c. The U.S. Congress is responsible for funding federal space programs and conducting oversight on the performance of these programs.
Congressional committees issue numerous publications on space policy.