It’s a colorful sight in the sky that may seem both fleeting and incomplete. Chances are you’ve seen what appears to be a sliver of bright color up there near sunrise or sunset. That’s called a sun ...

A rare atmospheric optical phenomenon known as ‘Sun Dogs’ has been observed in the skies over Mongolia, creating striking halos around the Sun. This video explains how Sun Dogs form due to ice ...

Sun dogs, with a scientific name of perhelion, are either of two colored luminous spots that appear at roughly 22 degrees on both sides of the sun at the same elevation, according to the National ...