What causes the rapid flashing of distinct colors (e.g., blue, red, green) sometimes seen in Venus’s light near the horizon?

Answer

Atmospheric dispersion, where the atmosphere separates white light into its constituent colors

When light passes through the thick atmosphere near the horizon, the atmosphere acts like a prism, causing atmospheric dispersion, which separates the light into colors and results in visible color flashes.

What causes the rapid flashing of distinct colors (e.g., blue, red, green) sometimes seen in Venus’s light near the horizon?

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