Glowing like a multi-faceted jewel, the planetary nebula IC 418 lies about 2000 light-years from Earth in the constellation Lepus. In this picture, the Hubble telescope reveals some remarkable textures weaving through the nebula. Their origin, however, is still uncertain.
Image Credit: NASA/ESA and The Hubble Heritage Team STScI/AURA
Explanation from: http://www.spacetelescope.org/images/opo0028a/