The sunset or the swastamita is the time when the sun disappears below the horizon line to the west. The red color in the sky at sunset and rising is caused by a combination of blue Rayleigh spreading and density of Earth's atmosphere.
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The sunset or the swastamita is the time when the sun disappears below the horizon line to the west. The red color in the sky at sunset and rising is caused by a combination of blue Rayleigh spreading and density of Earth's atmosphere.