Credits: NASA, ESA, J. Hester and A. Loll (Arizona State University)

NGC2237 is a diffuse nebula which forms part of the Rosette Nebula and Cluster (NGC2244).
It is located 5,000 light years from the Sun.

Facts about NGC2237 by Keith Turnecliff

The Rosette Nebula is best seen with binoculars from a very dark sky. The star cluster within the nebula is very easily visible,
but the nebulosity itself requires careful observation.