| 
                                 
                                 
                                  
                                    
                                    - fourth closest planet to the sun 
                                    
 - 228,000,000 kilometers from the sun 
                                    
 - 1.9 earth years to rotate the sun 
                                    
 - length of day is 1.03 Earth days 
                                    
 - the diameter is 6,794 kilometers 
                                    
 - Density is 3.9 grams/cubic centimeter 
                                    
 - temperature ranges from -125°C (-193°F) to 25°C
                                    (77°F) 
                                    
 - Surface gravity is 0.38 
                                    
 - 2 moons, Phobos and Deimos 
                                    
 - polar caps 
                                    
 - volcanoes
                                    
   
                                  
                                 
                                 
                               |