Right ascension 06 02 21.4 Constellation Orion | Declination +09° 39′ 07″ | |
Notable features Obscured by a foreground star Designations PNG 198.6-06.3, PK 198-06.1 | ||
Abell 12 is a planetary nebula located in the constellation of Orion. It is known as the "hidden planetary" nebula because of the foreground star Mu Orionis making it difficult to observe.
References
Abell 12 Wikipedia(Text) CC BY-SA