Eta Cygni

sharpless 101,sh2-101

Tulip Nebula

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The Tulip Nebula (Sharpless 101) is an emission nebula located in Cygnus constellation. It lies at an approximate distance of 6,000 light years from Earth… Read More »Tulip Nebula

cygnus x-1

Cygnus X-1

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Cygnus X-1 is a galactic X-ray source located in the northern constellation Cygnus. The X-ray source is believed to be a stellar mass black hole, one created from the collapse of a massive star about 5 to 6 million years ago. It is one of the strongest sources of X-ray emissions discovered and was the first X-ray source that was widely accepted to be a black hole candidate.
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