13. Earth

13. Earth

Courtesy of NASA/JPL/Space Science Institute

http://www2.jpl.nasa.gov/galileo/sepo/cruise/earth/earthx.html


Planet

Diameter: 12,756 km
Orbit Radius: 1.0 AU
Orbital Period: 365.26 days
Rotational Period: 24 hours
Average Temperature: 15°C
Max/Min Temperature: 58°C/-88°C
Composition: Rocky
Number of Moons: 1 (Moon)
Atmosphere: 78% N2; 21% O2; 1% H2O; <1% CO2
Atmospheric Pressure: 1 bar
Gravity (Earth =1): 1.0
Mass (Earth=1): 1.0
Magnetic Field: Yes