description NGC 2438 Overview
NGC 2438 is a planetary nebula in the constellation Puppis that appears within the boundaries of the open cluster Messier 46 when viewed from Earth. Measurements of its motion and distance indicate that the nebula is not physically associated with the cluster, making the pairing a line-of-sight coincidence. Its expanding shell was expelled by a dying low- or intermediate-mass star whose hot remnant illuminates the gas.
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How good is NGC 2438?
NGC 2438 scores 6.90/10 (Fair) on Lunoo, making it rated in the Nebula category.
What are the best alternatives to NGC 2438?
See our alternatives page for NGC 2438 for a ranked list with scores. Top alternatives include: Fine Ring Nebula (Shapley 1), Ant Nebula (Menzel 3), Calabash Nebula (OH 231.8+4.2).
How does NGC 2438 compare to Fine Ring Nebula (Shapley 1)?
See our detailed comparison of NGC 2438 vs Fine Ring Nebula (Shapley 1) with scores, features, and an AI-powered verdict.
Is NGC 2438 worth it in 2026?
With a score of 6.90/10, NGC 2438 is a solid option in Nebula. See all Nebula ranked.
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