mrt 122013
Anne's Picture of the Day: The Boomerang Nebula

March 12, 2013 The Boomerang Nebula, a protoplanetary nebula in Centaurus Image Credit: Hubble Heritage Team, STScI/AURA, ESA, NASA The Boomerang Nebula (also called the Bow Tie Nebula or the Centaurus Bipolar Nebula, and designated PGC 3074547) is a young bipolar protoplanetary nebula of about 2 light-years across, located some 5,000 light-years away from Earth [continue reading]