Moonbows: 8 stunning photos of the rare night sky phenomenon - BBC Science Focus Magazine

Moonbows are super-cool and super-rare. But what are they? And how can you see one?

Moonbows occur when light is refracted through water droplets, in exactly the same way as a rainbow. However, the main difference is the light source. A moonbow gets its light from sunlight reflectin… [+2170 chars]

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