Halo or Sundog
A common visual illusion of a halo around the sun but made somewhat clearer and brighter through the use of HDR. “A halo (also known as a nimbus, icebow or Gloriole) is an optical phenomenon that appears near or around the Sun or Moon, and sometimes near other strong light sources such as street lights. There are many types of optical halos, but they are mostly caused by ice crystals in cold cirrus clouds located high (5–10 km, or 3–6 miles) in the upper troposphere.” (
10 Natural Wind, Air, Color and Light Phenomena
Beautiful images and information about natural formations and weather including clouds, wind, crepuscular rays, mirages, gravity waves, sprites, rainbows and more.
Beyond Bird Watching: World's 5 Largest Telescopes
imagine having the power of some of the world’s largest telescopes to probe deep into space and our solar system.





