The image shows off a lack of light too. A dark area just right of the brightest part of the cloud—the right side of the pink "Koi-smic fish"—also contains stars. However, our view of their ...

If you take a walk around San Francisco, it won’t take long before you see a koi fish. Not a real one, of course, although the bright orange-and-white graffiti art has the fluidity of a real fish ...

These colorful patches appear with shimmering, iridescent scales. More expensive koi betta fish might have splashes of blue, green, pink, or purple. Koi betta fish tend to be aggressive and unfriendly ...