Click on the image for a full resolution version See this image also on Instagram   The real “star” in this image is Cygnus X-1, an X-Ray source located in the constellation Cygnus. We are fortunate that a beautiful nebula, the Tulip Nebula (Sh2-101), is in its vicinity, giving us the opportunity to add some … Continue reading Sh2-101. The Tulip Nebula. Cygnus X-1