The colorful circumzenithal arc, if it exists, will appear on top of this ring. Most read. 1. Perry Stein. Trump can keep National Guard in Los Angeles, appeals court rules. 2.

Thanks to Sue of Campbellsburg, IN for sending in this pic. The one at the top of this post is the close up of the circumzenithal arc and the one below is the whole picture. The sun was at the ...

The portrait-mode photo captures two more halo phenomena that were high up out of view in the original photograph: a superlateral arc and a circumzenithal arc. The former curves downwards, while ...

Here are similar links for the circumzenithal arc and a gallery of example photos. Finally here's one last link to another nice circumorizontal arc image featured at spaceweather.com. Keep looking up!

No, this isn't an upside-down rainbow, and the photographer hasn't faked the picture. It's an unusual phenomenon caused by sunlight shining through a thin, invisible screen of tiny ice crystals ...

To see a circumzenithal arc, the sun has to be at about 22 degrees above the horizon. This happens more often in colder months when the sun's angle is lower and we are more likely to see a mostly ...

Per The Weather Channel, the ethereal, multi-colored half-circle is known as a circumzenithal arc.It's not really a rainbow since it's not caused by raindrops. The atmospheric phenomenon occurs as ...

"When it comes to atmospheric optics, one of the most captivating and awe-inspiring phenomena is the circumzenithal arc," reads the Atmospheric Optics website. "Imagine a rainbow that has escaped ...

From top to bottom, a colourful circumzenithal arc, a faint supralateral arc, an upper suncave Parry arc, a bright upper tangent arc, and 22° halo photographed in Salem, Massachusetts on October ...

Viewers in western Wisconsin today observed a unique atmospheric phenomenon: a circumhorizontal arc! Casually called a 'fire rainbow,' it occurs in summer-time as the sun must be high in the sky ...