New Structures found in the Milky Way Fermi Gamma-ray Space Telescope has unveiled a previously unseen structure centered in the Milky Way. The feature spans 50,000 light-years and may be the remnant of an eruption from a supersized black hole at the center of our galaxy. NASA/Goddard Space Flight Center
New Dimension: Nebulas Are Even More Amazing in 3-D
New Dimension: Nebulas Are Even More Amazing in 3-D by J-P Metsavainio. Pelican Nebula The Pelican Nebula can be found 2,000 light-years away in the realm of the another cosmic bird: the constellation Cygnus, the swan.
Hoag's Object is a mysterious ring galaxy 600 million light years awayin the constellation Serpens. The outer ring is composed largely of hotblue stars, while the core is older red and yellow stars. The space inbetween is almost completely dark. It is thought that this galaxyformed from the collision of two galaxies billions of years ago.Visible near the top of the gap is another ring galaxy, likely muchfurther away.