Cave Nebula – APOD of November 6, 2014 by AAAP Member Bill Snyder
The Cave Nebula Sh2-155 or Caldwell 9, is in the constellation Cepheus. It is approximately 2400 light years away, and 35 light years across. [Read more…] about AAAP Congratulates Bill Snyder, Winning 8th APOD November 6, 2014 Cave Nebula