21st century astronomy / 
Jeff Heser ... [et al.]. 
 - New York :  W. W. Norton,  c2002. 
 - xix, 540p. : col. ill. ; 27 cm 
<br/><br/> Glossary : p. 18. Includes index. 
<br/><br/><label>ISBN: </label>0393974006 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy.