Text Size


      the layer of gases surrounding a planet


Earth's atmosphere protects life on the planet.

Earth’s atmosphere has five layers.


Image Token: 
Layers of the upper atmosphere looked at from the edge, shown in colors ranging from red near the earth to blue towards space
This photograph of the colorful layers of Earth's upper atmosphere was taken from the space shuttle, looking sideways across Earth's atmosphere.
Image Credit: 
Image Token: 
Image Token: 
Page Last Updated: October 3rd, 2014
Page Editor: Sandra May