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  2. Messier object - Wikipedia

    en.wikipedia.org/wiki/Messier_object

    For example, Messier 1 is a supernova remnant, known as the Crab Nebula, and the great spiral Andromeda Galaxy is M31. Further inclusions followed; the first addition came from Nicolas Camille Flammarion in 1921, who added Messier 104 after finding Messier's side note in his 1781 edition exemplar of the catalogue.

  3. List of astronomical catalogues - Wikipedia

    en.wikipedia.org/wiki/List_of_astronomical...

    RBC — Revised Bologna Catalogue (for example: globular cluster RBC EXT8 in Messier 31; the Andromeda Galaxy) RBS — Rosat Bright Survey (bright X-ray sources) RC — Reference Catalogue. RC2 — Reference Catalogue, 2nd edition; RC3 — Reference Catalogue, 3rd edition

  4. M96 Group - Wikipedia

    en.wikipedia.org/wiki/M96_Group

    The table below lists galaxies that have been consistently identified as group members in the Nearby Galaxies Catalog, [5] the survey of Fouque et al., [6] the Lyons Groups of Galaxies (LGG) Catalog, [3] and the three group lists created from the Nearby Optical Galaxy sample of Giuricin et al. [4]

  5. Messier 102 - Wikipedia

    en.wikipedia.org/wiki/Messier_102

    Messier 101 (also known as the Pinwheel Galaxy or NGC 5457) is a face-on spiral galaxy in the constellation Ursa Major. In a letter written in 1783 to J. Bernoulli , Pierre Méchain (who had shared information about his discoveries with Messier) claimed that M102 was actually an accidental duplication of M101 in the catalog.

  6. New General Catalogue - Wikipedia

    en.wikipedia.org/wiki/New_General_Catalogue

    The New General Catalogue of Nebulae and Clusters of Stars (abbreviated NGC) is an astronomical catalogue of deep-sky objects compiled by John Louis Emil Dreyer in 1888. The NGC contains 7,840 objects, including galaxies, star clusters and emission nebulae.

  7. Messier 99 - Wikipedia

    en.wikipedia.org/wiki/Messier_99

    Messier 99 or M99, also known as NGC 4254 or St. Catherine's Wheel, is a grand design spiral galaxy in the northern constellation Coma Berenices approximately 15,000,000 parsecs (49,000,000 light-years) from the Milky Way. [5] It was discovered by Pierre Méchain on 17 March 1781.

  8. Messier 58 - Wikipedia

    en.wikipedia.org/wiki/Messier_58

    Messier 58 (also known as M58 and NGC 4579) is an intermediate barred spiral galaxy with a weak inner ring structure located within the constellation Virgo, approximately 68 million light-years away from Earth. [9] [10] It was discovered by Charles Messier on April 15, 1779 and is one of four barred spiral galaxies that appear in Messier's ...

  9. NGC 5866 - Wikipedia

    en.wikipedia.org/wiki/NGC_5866

    NGC 5866 (also called the Spindle Galaxy or possibly Messier 102) is a lenticular galaxy in the constellation Draco.NGC 5866 was most likely discovered by Pierre Méchain or Charles Messier in 1781, and independently found by William Herschel in 1788.

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