Using a Dictionary

Look up the following words in the dictionary.  Write a definition for each word.  Is the word a noun or a verb?

 

Word

Definition

Noun or Verb
Solar System    
Planets    
Sun    
Space Shuttle    
Atmosphere    
Milky way    
Astronaut    
Space    
 

What are four compound words that contain the word space?

1.

2.

3.

4.