Narrowband Nebula
Sh2-101 The Tulip Nebula and Cygnus X-1
One of the most photographed targets in the northern hemisphere summer sky, the Sh2-101, or Tulip Nebula, is a fascinating HII emission region in the constellation of Cygnus. Next to the Tulip it is possible to observe the bow shock wavefront produced by the strong Cygnus X-1 x-ray binary system. Read more…