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  2. NGC 2867 - Wikipedia

    en.wikipedia.org/wiki/NGC_2867

    ESO 126-8, PN G278.1-05.9, [6] Caldwell 90 See also: Lists of nebulae NGC 2867 (also known as Caldwell 90 ) is an elliptical [ 5 ] Type II [ 7 ] planetary nebula in the southern constellation of Carina , just over a degree to the NNW of the star Iota Carinae . [ 8 ]

  3. Caldwell catalogue - Wikipedia

    en.wikipedia.org/wiki/Caldwell_catalogue

    Caldwell number NGC number Common name Image Type Distance (1000 ly) Constellation Apparent magnitude; C1 NGC 188: Polarissima Cluster: Open Cluster: 4.8 Cepheus: 8.1 C2 NGC 40: Bow-Tie Nebula: Planetary Nebula: 3.5 Cepheus: 11 C3 NGC 4236 Barred Spiral Galaxy: 7,000 Draco: 9.7 C4 NGC 7023: Iris Nebula: Open Cluster and Nebula: 1.4 Cepheus: 7 ...

  4. NGC 2244 - Wikipedia

    en.wikipedia.org/wiki/NGC_2244

    NGC 2244 (also known as Caldwell 50 or the Satellite Cluster) is an open cluster in the Rosette Nebula, which is located in the constellation Monoceros. This cluster has several O-type stars, super hot stars that generate large amounts of radiation and stellar wind. The age of this cluster has been estimated to be less than 5 million years.

  5. NGC 246 - Wikipedia

    en.wikipedia.org/wiki/NGC_246

    NGC 246 (also known as the Skull Nebula [4] or Caldwell 56) is a planetary nebula in the constellation Cetus. It is the first known planetary nebula to have a hierarchical triple star system at its center. [6] The nebula and the stars associated with it are listed in several catalogs, as summarized by the SIMBAD database. [1]

  6. NGC 7662 - Wikipedia

    en.wikipedia.org/wiki/NGC_7662

    It is known as the Blue Snowball Nebula, Snowball Nebula, and Caldwell 22. This nebula was discovered October 6, 1784 by the German-born English astronomer William Herschel . In the New General Catalogue it is described as a "magnificent planetary or annular nebula, very bright, pretty small in angular size , round, blue, variable nucleus".

  7. NGC 6826 - Wikipedia

    en.wikipedia.org/wiki/NGC_6826

    NGC 6826 (also known as Caldwell 15) is a planetary nebula located in the constellation Cygnus. It is commonly referred to as the "Blinking Planetary", although many other nebulae exhibit such "blinking". When viewed through a small telescope, the brightness of the central star overwhelms the eye when viewed directly, obscuring the surrounding ...

  8. NGC 3242 - Wikipedia

    en.wikipedia.org/wiki/NGC_3242

    NGC 3242 (also known as the Ghost of Jupiter, Eye Nebula or Caldwell 59) is a planetary nebula located in the constellation Hydra.. William Herschel discovered the nebula on February 7, 1785, and catalogued it as H IV.27.

  9. NGC 3195 - Wikipedia

    en.wikipedia.org/wiki/NGC_3195

    NGC 3195 (also known as Caldwell 109) is a planetary nebula located in the southern constellation of Chamaeleon.Discovered by Sir John Herschel in 1835, [3] this 11.6 apparent magnitude [3] planetary nebula is slightly oval in shape, with dimensions of 40×35 arc seconds, and can be seen visually in telescopic apertures of 10.5 centimetres (4.1 in) at low magnifications.