images

Open cluster M46 with Planetary Nebula NGC 2438 in Puppis

by

V.Toporenko/DSS/Novapix

Reference

a-aou24-37002

Date

2007-03-24

M46 (NGC 2437) is at a distance of about 5,400 light-years away from Earth with an estimated age of about 300 million years. It contains about 500 stars of which 150 are bright. Planetary nebula NGC 2438 doesn't seem to belong to the cluster.