It looks yellow from the surface of the planet because the shorter (bluer) wavelengths interact more with the molecules in the atmosphere, causing them to be randomly scattered, leaving the longer (ye...It looks yellow from the surface of the planet because the shorter (bluer) wavelengths interact more with the molecules in the atmosphere, causing them to be randomly scattered, leaving the longer (yellow) wavelengths of light to travel straight to our eyes. Understanding the behavior of charges and the electromagnetic waves they produce has led to vast technological advances and the ability to examine the universe and make sense out of what we see.