Astronomy:Water Lily Nebula

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Short description
Protoplanetary Nebula in the constellation Ara
Water Lily Nebula
Reflection nebula
Protoplanetary nebula
HST image of the Watery Lily Nebula by Sun Kwok, Bruce Hrivnak, and Kate Su
Observation data: J2000 epoch
Right ascension 17h 03m 10.08s[1]
Declination−47° 00′ 27.7″[1]
DesignationsIRAS 16594-4656, 2MASS J17031007-4700277, PN G340.3-03.2[2]
See also: Lists of nebulae

The Water Lily Nebula, in the southern constellation of Ara, is a pre-planetary nebula also known as IRAS 16594-4656, in the process of developing to a planetary nebula. It is one of the pre-planetary nebulae containing polycyclic aromatic hydrocarbons, organic hydrocarbons otherwise constituting the basis for life.