Challenges and opportunities for human space exploration : hearing before the Subcommittee on Science and Space of the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Thirteenth Congress, first session, April 23, 2013.

Washington : U.S. Government Publishing Office, 2015.

Washington, DC : For sale by the Superintendent of Documents, U.S. Government Publishing Office

iii, 37 pages ; 24 cm.

Shipping list no.: 2015-0265-P.

Online version: United States. Congress. Senate. Committee on Commerce, Science, and Transportation. Subcommittee on Science and Space. Challenges and opportunities for human space exploration

English

July 14, 2015

Includes bibliographical references.

Legislative hearings.