Photo of the constellation Cygnus with annotations from IAU and Sky & Telescope. Here is the non-annotated version. You've heard of the Southern Cross in the Southern Hemisphere's night sky, but what ...
Almost directly overhead in this month’s early-evening Colorado sky, an observer can view one of summertime’s more prominent constellations, Cygnus the Swan. The principal stars of this constellation ...
This striking image reveals a glittering cosmic formation dubbed a "diamond ring" — a vast, glowing structure of gas and dust appearing as a circular loop with a bright clump on one side. About 20 ...
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