Egg Nebula, also known as The Egg, Cygnus Egg, RAFGL 2688 and CRL 2688, is a bipolar protoplanetary nebula, is located inside The Cygnus Constellation. The Egg is located 3000 Light Years from Earth. The Egg has a radius of 0.2 Light Years. The Egg's most notable features are a central star enclosed by a dusty exterior and a crowd of bright arcs which surround the central star in a circular fashion. The Egg was discovered 1975 by the 11 µm survey obtained with sounding rocket by Air Force Geophysical Laboratory (AFGL).
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