
Space & PhysicsJuly 1, 1960
The Zodiacal Light
On a clear, dark night in the tropics a luminous pyramid is seen in the sky after sunset and before sunrise. The phenomenon seems to be caused by the scattering of sunlight by interplanetary dust

The Zodiacal Light
On a clear, dark night in the tropics a luminous pyramid is seen in the sky after sunset and before sunrise. The phenomenon seems to be caused by the scattering of sunlight by interplanetary dust