That thin lucence is called the Zodiacal light. Over the opposite side of the night horizon is another just perceptible glow rarely perceived called the Gegenschein, or counterglow. In the tropics ...

Green light, with its shorter wavelength, can be separated from the ... world and the tricks light can play on our perception. Zodiacal light is a faint, diffuse, triangular glow that graces ...

This month is a great time to see the zodiacal light. It’s a pyramid-shaped white glow on the western horizon about 90 minutes after sunset. It’s visible in dark skies around the March equinox ...