apr 082014
Anne's Image of the Day: Planetary Nebula Abell 7

  April 8, 2014 Abell 7, an ancient planetary nebula in Lepus Image Credit & Copyright: Don Goldman, Astrodon Imaging Abell 7 (also known as PNG 215.5-30.8 and PK 215-30.1) is a very faint and old planetary nebula of about 8 light-years across, located some 1,800 light-years away from Earth in the southern constellation of [continue reading]