Random Astronomy Pictures OTD on Nostr: APOD from 2013-05-27 Bird Sun Dog Sundogs, or parhelia, are rare rainbows formed by ...
APOD from 2013-05-27
Bird Sun Dog
Sundogs, or parhelia, are rare rainbows formed by sunlight refracting through hexagonal ice crystals in the atmosphere. They appear 22 degrees from the Sun, often at sunrise or sunset, as shown in a 2012 image from Spain.
HD image at https://apod.nasa.gov/apod/ap130527.html
Bird Sun Dog
Sundogs, or parhelia, are rare rainbows formed by sunlight refracting through hexagonal ice crystals in the atmosphere. They appear 22 degrees from the Sun, often at sunrise or sunset, as shown in a 2012 image from Spain.
HD image at https://apod.nasa.gov/apod/ap130527.html