Couper, Heather. <br/><br/>
Space encyclopedia / 
Heather Couper and Nigel Henbest. 
 - London :  D. Kindersley,  c1999. 
 - 304 p. : col. ill. 
<br/><br/> Includes glossary and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Outer space--Encyclopedias, Juvenile.<br/>Astronomy--Encyclopedias, Juvenile.<br/>Astronomers.