Abell 31

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Abell 31
As seen from Mount Lemmon Sky Center
Observation data
(Epoch J2000)
Right ascension 08h 54m 11.4s
Declination +08° 54′ 30″
Constellation Cancer
Physical characteristics
Notable features A very large and colorful PN
Other designations Sh2-290, PK 219.1+31.2, A 31, ARO 135
See also: Planetary nebula, Lists of nebulae

Abell 31 is an ancient planetary nebula in the constellation of Cancer. It is estimated to be about 2,000 light years away. Although it is one of the largest planetary nebulae in the sky, it is not very bright.


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