description Abell 39 Overview
Abell 39 is a planetary nebula situated within the constellation of Hercules. It’s notable due to its remarkably symmetrical, almost perfectly spherical shape – a rare characteristic among these objects. Discovered by George Abell in 1966, it provides astronomers with a visual example of stellar evolution and the final stages of a star's life. Researchers studying planetary nebula morphology and the processes surrounding dying stars often analyze this object.
help Abell 39 FAQ
Who cataloged Abell 39 and in what year?
Abell 39 was officially listed by the astronomer George Abell in 1966. It is classified scientifically as a low surface brightness planetary nebula.
What is the defining physical characteristic of Abell 39?
Abell 39 is highly noted by astronomers for its nearly perfectly spherical shell of glowing gas. This uniform shape makes it an incredibly rare specimen among planetary nebulae.
Which constellation contains Abell 39?
Abell 39 is a faint planetary nebula located in the constellation Hercules. It requires significant telescopic equipment to observe due to its notably low surface brightness.
What type of astronomical object is Abell 39?
Abell 39 is a low surface brightness planetary nebula representing the expelled outer layers of a dying star. It was first cataloged by George Abell in his 1966 survey.
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