... March 2014 M46 and NGC2438 Open Cluster and Planetary Nebula in Puppis Photo by ... In the case of the planetary nebula NGC2438, "you can't see the nebula for the ... NGC2438 lies within the northern portion of the open cluster Messier 46 and is ...
... M 46 . Open cluster with embedded Planetary nebula NGC2438 . Submitted by Mario Motta M.D. on 03/22/2009 22:19:47 . (click image to view discuss) . ...
... avila.star-shine.ch/astro/caldwellcharts/c059.htm From Puppis and the planetary-within-a-cluster combination of NGC2438 and M46, we move eastward and further south to the solitary planetary nebula NGC 3242. ...