Every morning, it rises golden on the horizon, shines bright white at noon, then sets in a festival of reds and oranges. This great celestial actor, the Sun, changes color before our eyes throughout ...

Sunlight looks smooth and white to the naked eye, but when I break it apart with a prism or a spectrograph, it turns out to ...

On Earth, the Sun often appears yellow or even orange and red, particularly at sunrise and sunset. This visual shift occurs due to a phenomenon known as Rayleigh scattering.

How big it is: 865,000 miles (1.392 million kilometers) across How far away it is: 93 million miles (150 million km) What type of star it is: A yellow dwarf star The sun is the star at the center of ...