dec 302013
 
Anne's Image of the Day: The Butterfly Nebula

December 30, 2013 The Butterfly Nebula, a planetary nebula in Monoceros Image Credit: NASA/ESA and The Hubble Heritage Team (AURA/STScI) The Butterfly Nebula (NGC 2346) is a bright, unusual shaped bipolar planetary nebula with a diameter of about one-third of a light-year, located some 2,000 light-years away near the celestial equator in the constellation of [continue reading]

okt 152013
 
Anne's Image of the Day: The Rosette Nebula

October 15, 2013 The Rosette Nebula, an emission nebula in Monoceros Image Credit & Copyright: J-P Metsävainio (http://astroanarchy.zenfolio.com) The Rosette Nebula (Caldwell 49 or Sh2-275) is a circular emission nebula of some 130 light-years across that lies near one end of the giant the Rosette Molecular Cloud in the Perseus Arm of the Galaxy, about [continue reading]

feb 222013
 
Anne's Picture of the Day: The Red Rectangle Nebula

February 22, 2013 The Red Rectangle Nebula, a protoplanetary nebula in Monoceros Image Credit: H. Van Winckel (KU Leuven), M. Cohen (UC Berkeley), H. Bond (STScI), T. Gull (GSFC), ESA, NASA The Red Rectangle Nebula (designated HD 44179) is a bipolar protoplanetary nebula of only about one third of a light-year across, located some 2,300 [continue reading]