Project orion  a design study of a system for detecting extrasolar planets 
edited by David C. Black  
 - Washington  National Aeronautics and Space Administration  1980 
 - xii, 204p. 
 - NASA SP; 436 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy and Astrophysics Thesaurus<br/>Planets<br/>Project orion
<br/><br/><label>Universal Decimal Class. No.: </label>523.4  / NASA