Orme, Helen. <br/><br/>
Let's explore comets and asteroids / 
 Comets and asteroids 
Helen and David Orme. 
 - 1st. ed. 
 - Tunbridge Wells, Kent :  Ticktock Entertainment,  2007. 
 - 24 p. :  ill. (chiefly col ;  27 cm. 
 - Blast off .
 - Orme, Helen.  Blast off. .
<br/><br/> Includes index. 
<br/><br/>The solar system -- What is an asteroid? -- Where are asteroids? -- Hunting for asteroids -- What is a comet? -- Where are comets? -- Comets and the Earth -- What can we see? -- Early sightings -- Space missions. 
<br/><br/> Explains what asteroids and comets are made of and where they come from, describes impacts with Earth, and discusses the history of scientific research into them. 
<br/><br/> 3-6. 
<br/><br/><label>ISBN: </label>0836879473 9780836879476 (lib. bdg.) 9781846960574 
<br/><br/><label>LCCN: </label>2006034715 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Asteroids--Juvenile literature.<br/>Comets--Juvenile literature.<br/>Asteroids.<br/>Comets.<br/>Asteroids.<br/>Comets.
<br/><br/><label>LC Class. No.: </label>QB721.5  / .O76 2007 
<br/><br/><label>Dewey Class. No.: </label>523.44