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Puppis(pup -is) (Poop; Stern) A constellation in the southern hemisphere near Canis Major, lying partly in the Milky Way. It was once part of the constellation Argo. The brightest star is the extremely remote and luminous 2nd-magnitude Naos (ζ). It also has several open clusters including M47 (NGC 2422), just visible, and M46 (NGC 2437), which contains the bright planetary nebula NGC 2438; the supernova remnant Puppis A is a strong radio and X-ray source. Abbrev.: Pup; genitive form: Puppis; approx. position: RA 7.5h, dec –30°; area: 673 sq deg.
Collins Dictionary of Astronomy © Market House Books Ltd, 2006
A southern constellation; right ascension 8 hours, declination 40° south. Also known as Stern.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.