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EARTH

Moons and Rings

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Apollo 17 - Whole Moon ViewEarth's Moon

The Earth's moon:

*Earth has one moon also known as its natural satellite.
*Its moon is 384 (km) it has a radius of 1738 and a mass of 7.35x10^22.
*The  moon has at most a small core.
*The interaction between the Earth and the Moon slows the Earth's rotation by about 2 milliseconds per century. Some curent research concluded that about 900 milion years ago there were 481 18-hour days in a year.
 
 
 
*Earth has NO RINGS