Earth
Third planet from the Sun and the only known planet to harbor life. About 29.2% of Earth's surface is land with remaining 70.8% is covered with water. Earth's distance from the Sun, physical properties and geological history have allowed life to evolve and thrive.
Source : Wikipedia
- Rotation Time 0.99 days
- Revolution Time 365.26 days
- Radius 6,371 km
- Average Temp. 16°c
- Crust 0-35 km
- Upper Mantle 35-660 km
- Lower Mantle 660-2890 km
- Outer Core 2890-5100 km
- Inner Core 5100-6378 km
- Oxygen 46.1 %
- Silicon 28.2 %
- Aluminum 8.23 %
- Iron 5.63 %
- Calcium 4.15 %
- Salt 2.36 %
- Magnesium 2.33 %
- Potassium 2.09 %
- Titanium 0.565 %
- Hydrogen 0.14 %
- Phosphorus 0.105 %