J 



American Museum 

 of Natural History 



THE TELESCOPE REVEALS EXCITING FACTS ABOUT MARS 



Mars is one of our closest planetary neighbors, and astronomers can see c'eai 

 through its thin atmosphere. On the model shown above are lines indicating t 

 long-disputed "canals" of this planet. Also prominent is a "polar-cap," apparen 

 a field of snow which varies in size with the seasons. Although it is believed th 

 people do not inhabit Mars, many scientists claim that plant life flourishes thei 



