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  2. Template:Messier objects - Wikipedia

    en.wikipedia.org/wiki/Template:Messier_objects

    Template: Messier objects. ... Download QR code; Print/export Download as PDF; Printable version; In other projects Wikidata item; Appearance.

  3. Timeline of astronomical maps, catalogs, and surveys

    en.wikipedia.org/wiki/Timeline_of_astronomical...

    1997 — Two Micron All Sky Survey commences, first version of Hipparcos Catalogue published; 1998 — Sloan Digital Sky Survey commences; 2003 — 2dF Galaxy Redshift Survey published; 2MASS completes; 2012 — On March 14, 2012, a new atlas and catalog of the entire infrared sky as imaged by Wide-field Infrared Survey Explorer was released. [8]

  4. Wikipedia:WikiProject Astronomical objects/Catalogues/Messier ...

    en.wikipedia.org/.../Catalogues/Messier_Catalogue

    Pages for logged out editors learn ... M 1-110. 2 M1-110. 3 Messier 1-110. Toggle the table of contents. Wikipedia: WikiProject Astronomical objects/Catalogues ...

  5. Messier object - Wikipedia

    en.wikipedia.org/wiki/Messier_object

    The Messier catalogue is one of the most famous lists of astronomical objects, and many objects on the list are still referenced by their Messier numbers. [1] The catalogue includes most of the astronomical deep-sky objects that can be easily observed from Earth's Northern Hemisphere; many Messier objects are popular targets for amateur ...

  6. Caldwell catalogue - Wikipedia

    en.wikipedia.org/wiki/Caldwell_catalogue

    While the Messier catalogue is used by amateur astronomers as a list of deep-sky objects for observation, Moore noted that Messier's list was not compiled for that purpose and excluded many of the sky's brightest deep-sky objects, [1] such as the Hyades, the Double Cluster (NGC 869 and NGC 884), and the Sculptor Galaxy (NGC 253). The Messier ...

  7. M51 Group - Wikipedia

    en.wikipedia.org/wiki/M51_Group

    The table below lists galaxies that have been consistently identified as group members in the Nearby Galaxies Catalog, [4] the survey of Fouque et al., [3] the Lyons Groups of Galaxies (LGG) Catalog, [1] and the three group lists created from the Nearby Optical Galaxy sample of Giuricin et al. [2]

  8. Messier 91 - Wikipedia

    en.wikipedia.org/wiki/Messier_91

    Download as PDF; Printable version; ... It is the faintest object in the Messier catalog, with an apparent magnitude of 10.2. ... a 9th-magnitude galaxy which Messier ...

  9. Principal Galaxies Catalogue - Wikipedia

    en.wikipedia.org/wiki/Principal_Galaxies_Catalogue

    The obscured dwarf galaxy PGC 39058 Hubble image of the elliptical galaxy PGC 6240. [1] The Principal Galaxies Catalogue (PGC) is an astronomical catalog published in 1989 that lists B1950 and J2000 equatorial coordinates and cross-identifications for 73,197 galaxies.