Terrestrial Planets
By: Heidi Protic
Distance from the sun
Mercury is 35.98 million miles away from the Sun
Venus is 67.24 million miles away from the Sun
Mars is 141.6 million miles away from the Sun.
Structural Characteristics
Mercury has a metallic core, and a brittle crust.
Venus has carbon dioxide sulfuric clouds.
Mars core is made of iron.
Length of days and years
Mercury's full day is 1,408 hours and a year is 88 days
Venus's full day is 5,832 hours a day and a year is 224.7 days
Mars's full day is 25 hours a day and a year is 687 days
Atmosphere Conditions
Mercury is hot, and to small to retain a atmosphere
Venus is composed of carbon dioxide and some nitrogen
Mars is mainly carbon monoxide
Surface Characteristics
Mercury is a large version of the moon
Venus has a burning landscape with volcanos
Mars has a red color surface and canals from the crust splitting
Name origins
Mercury is the messenger of the gods
Venus is the goddess of love and beauty
Mars is the roman god of war