In August of 2007 astronomers located a gigantic hole in the universe. This empty space, stretching nearly a billion light-years across, is devoid of any matter. A radical and controversial theory proposes that it is a "Universe-in-mass Black hole"
Here are two more nebula galaxies. The pair are about 31 million light-years apart. Not far in the sky from the handle of the Big Dipper, they officially lie within the boundaries of the small constellation Canes Venatici.
The Black Eye Galaxy (Messier is a spiral galaxy with an apparent magnitude of lying approximately 24 million light years from Earth. It is sometimes also called the Sleeping Beauty Galaxy or Evil Eye Galaxy.
Cassiopeia -- New Photo Reveals ‘Ghostly’ Green Nebula in Deep Space An amazing new photo from a telescope in Chile has captured the most detailed view yet of a green glowing blob light-years away from Earth. Credit: ESO The new image, released toda
Via Hubble: The cosmic "ice sculptures" of the Carina Nebula. Scientists are still trying to explain the beautiful spires.A nebula from Latin: "cloud"is an interstellar cloud of dust, hydrogen, helium and other ionized gases.