The Cocoon Nebula, an emission nebula spanning 12 arcminutes (1/5 degree) in the constellation Cygnus, is approximately 4,000 light-years distant and possesses a diameter of 15 light-years. This ...
Cocoon opens with a beam of light. It descends from the sky, then impacts a mountain, illuminating a series of runes carved into the rock, then trails it down to a cocoon, which undulates and then ...
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