How moonbows form
Moonbows form much like real rainbows. When light is refracted by water droplets it forms a rainbow. A Moonbow forms when moonlight is refracted making them rare since there is often not enough light to form.
7 facts about moonbows
- The sun has to be no more than 42 ° above the horizon.
- Most Rainbows appear white to humans but a long exposure photo will reveal its colors.
- It is sometimes called a spacebow.
- The rainbow is very rare due to its very specific conditions.
- There are places where they are more common including most of Hawaii and Yosemite.
- Because of the fact you need long exposure photogarphy most moonbow pictures appear fake.
- Moonbows have been mentioned since at least Aristotle's Meteorology.