... Along the Cygnus Wall . ... Part of a larger emission nebula with a distinctive shape popularly called The North America Nebula, the ridge spans about 10 light-years along an outline that suggests the western coast of Mexico. NGC 4651: The Umbrella Galaxy . ... Wolf Rayet Star 124: Stellar Wind Machine . ... Unusual and dramatic dust lanes run across the center of elliptical galaxy Centaurus A. These dust lanes are so thick they almost completely obscure the galaxy's center in visible light. ...