Saturn Nebula
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The Saturn Nebula is a planetary nebula in the constellation Aquarius. It appears as a greenish-yellowish hue in a small amateur telescope. It was discovered by William Herschel on September 7, 1782,
NGC 7009 by Very Large Telescope.
1848 drawing of NGC 7009 by Lord Rosse.
Caldwell catalogue
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The Caldwell catalogue is an astronomical catalogue of 109 star clusters, nebulae, and galaxies for observation by amateur astronomers. The list was compiled by Patrick Moore as a complement to the Me
Saturn Nebula
…35″ Constellation Aquarius Physical characteristics Radius 0.2 to 0.4 ly Absolute magnitude (V) 2.5 to 1 Notable features - Designations NGC 7009, Caldwell 55 The Saturn Nebula (also known as NGC 7009 or Caldwell 55) is a planetary nebula in the constellation Aquarius. It appears as a greenish-yellowish…
Montage of Caldwell Catalogue objects.