Abbreviation:  Pup
English Name:  The The Stern
Genitive: (No labelled)
Hemisphere:  Southern Hemisphere (Parts visible from the UK.)
Location: Between the constellations of Vela and Columba.
Visible between latitudes:  
+40 and -90 degrees
Best season: Spring
Seen in three seasons: Winter, Spring and Summer.
Best seen in: March
Seen between: January and April.
Right Ascension (RA):  08 hour
Declination (DEC):  -40 degrees
Area (square degrees):  673 (20th)

Puppis  (The Stern)

  • This rich constellation lies in the Milky-Way.
  • Puppis was originally part of an over-large constellation, the ship of Argo Navis, which was centuries later divided into three parts, the other two being Carina (the Keel & The Hull), and Vela (Sails of the ship).
  • Puppis is the largest of the three constellations in square degrees.

Messier Objects

  • M46  –  Open Cluster; just visible to the naked-eye and appearing the same size as the Full Moon. (Magnitude: +6.1) Also a Planetary Nebula (NGC 2438) lies in front of Messier 46 cluster.
  • M47  –  Open Cluster; scattered- visible to the naked-eye again because of magnitude +6.0.
  • M93  –  Open Cluster; it’s too hard to find – thanks to the winter constellations as you need to do is get Sirius. (Map) - so rich that it resemmbles a globular cluster when seen through by binoculars.

Features of Interest

  • NGC 2451  –  Open Cluster; visible to the naked-eye (magnitude: +2.8), its brightest member is an orange giant, c Puppis of magnitude +3.6.

Named Stars

  • Naos (Zeta Pup)
  • Azmidiske (Xi Pup)


  • Photo of the constellation; Puppis, as it appears to the naked eye. (Lines have been added for clarity.)
  • Sky Chart  –  Puppis
  • List of stars in Puppis.


Back to The 88 Constellations Lists  page.

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