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  2. List of planetary nebulae - Wikipedia

    en.wikipedia.org/wiki/List_of_planetary_nebulae

    Dumbbell Nebula: M27: NGC 6853: 1764 1.36 +0.16 −0.21: 7.5 Vulpecula: Ring Nebula: M57: NGC 6720: 1779 2.3 +1.5 −0.7: 9 Lyra: Eskimo Nebula or Clown Face Nebula: NGC 2392: 1787 2.9 (approx.) 10.1 Gemini: Cat's Eye Nebula: NGC 6543: 1786 3.3 ± 0.9 9.8B Draco: Little Ghost Nebula: NGC 6369: 1800 (prior to) 2 ± 3 9.9 Ophiuchus: Medusa Nebula ...

  3. Lists of nebulae - Wikipedia

    en.wikipedia.org/wiki/Lists_of_nebulae

    The following articles contain lists of nebulae: List of dark nebulae; List of diffuse nebulae; List of planetary nebulae; List of protoplanetary nebulae;

  4. List of largest nebulae - Wikipedia

    en.wikipedia.org/wiki/List_of_largest_nebulae

    NGC 604, one of largest nebulae (H II region) is located in the Triangulum Galaxy (viewed by the Hubble Space Telescope). Below is a list of the largest known nebulae so far discovered, ordered by actual diameter.

  5. Nebula - Wikipedia

    en.wikipedia.org/wiki/Nebula

    This nebula was also observed by Johann Baptist Cysat in 1618. However, the first detailed study of the Orion Nebula was not performed until 1659 by Christiaan Huygens, who also believed he was the first person to discover this nebulosity. [11] In 1715, Edmond Halley published a list of six nebulae.

  6. Messier object - Wikipedia

    en.wikipedia.org/wiki/Messier_object

    The Messier catalogue comprises nearly all of the most spectacular examples of the five types of deep-sky object – diffuse nebulae, planetary nebulae, open clusters, globular clusters, and galaxies – visible from European latitudes. Furthermore, almost all of the Messier objects are among the closest to Earth in their respective classes ...

  7. Category:Lists of nebulae - Wikipedia

    en.wikipedia.org/wiki/Category:Lists_of_nebulae

    List of planetary nebulae; List of protoplanetary nebulae; S. List of supernova remnants This page was last edited on 9 May 2015, at 18:33 (UTC). Text is ...

  8. List of NGC objects (1–1000) - Wikipedia

    en.wikipedia.org/wiki/List_of_NGC_objects_(1–1000)

    This is a list of NGC objects 1–1000 from the New General Catalogue (NGC). The astronomical catalogue is composed mainly of star clusters , nebulae , and galaxies . Other objects in the catalogue can be found in the other subpages of the list of NGC objects .

  9. Planetary nebula - Wikipedia

    en.wikipedia.org/wiki/Planetary_nebula

    NGC 6326, a planetary nebula with glowing wisps of outpouring gas that are lit up by a binary [3] central star. A planetary nebula is a type of emission nebula consisting of an expanding, glowing shell of ionized gas ejected from red giant stars late in their lives. [4] The term "planetary nebula" is a misnomer because they are unrelated to ...