• Thumbnail for New General Catalogue
    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...
    13 KB (1,534 words) - 17:10, 7 September 2024
  • Thumbnail for NGC 521
    Lovas, M. (1982). "Supernova in NGC 521". International Astronomical Union Circular (3724): 1. Bibcode:1982IAUC.3724....1S. "SN 1982O". Transient Name...
    6 KB (492 words) - 00:33, 15 December 2024
  • Thumbnail for North America Nebula
    Bibcode:2008JAHH...11..235L. doi:10.3724/SP.J.1440-2807.2008.03.08. S2CID 221006656. Retrieved 26 August 2020. Seligman, Courtney (2020). "NGC 7000, The North America...
    12 KB (1,299 words) - 14:09, 5 October 2024
  • Thumbnail for NGC 3877
    NGC 3877 is a type Sc spiral galaxy that was discovered by William Herschel on February 5, 1788. It is located below the magnitude 3.7 star Chi Ursae...
    5 KB (303 words) - 06:03, 8 December 2024
  • Thumbnail for Proplyd
    were discovered in the very young region NGC 2024, two of which have been photoevaporated by a B star. The NGC 2024 proplyds are significant because they...
    29 KB (2,835 words) - 11:43, 23 December 2024
  • Thumbnail for Crab Nebula
    Crab Nebula (redirect from NGC 1952)
    The Crab Nebula (catalogue designations M1, NGC 1952, Taurus A) is a supernova remnant and pulsar wind nebula in the constellation of Taurus. The common...
    51 KB (5,845 words) - 02:47, 10 December 2024
  • Thumbnail for NGC 3607
    NGC 3607 is a small but fairly bright lenticular galaxy in the equatorial constellation of Leo, about 2.5° south of the prominent star Delta Leonis. The...
    10 KB (703 words) - 12:19, 18 July 2024
  • Thumbnail for Canis Major
    Heritage. 13 (3): 220–34. arXiv:1010.4610. Bibcode:2010JAHH...13..220H. doi:10.3724/SP.J.1440-2807.2010.03.06. S2CID 118454721. Smyth, Robert Brough (1878)....
    60 KB (6,873 words) - 16:35, 14 November 2024
  • Thumbnail for Pleiades
    Pleiades (category NGC objects)
    eye in the night sky. It is also observed to house the reflection nebula NGC 1432, an HII region. The cluster is dominated by hot blue luminous stars...
    49 KB (5,333 words) - 03:28, 25 December 2024
  • Thumbnail for Galaxy
    right/bottom): NGC 7541, NGC 3021, NGC 5643, NGC 3254, NGC 3147, NGC 105, NGC 2608, NGC 3583, NGC 3147, MRK 1337, NGC 5861, NGC 2525, NGC 1015, UGC 9391, NGC 691...
    158 KB (15,936 words) - 03:37, 28 November 2024
  • Thumbnail for NGC 3686
    NGC 3686 is a spiral galaxy that forms with three other spiral galaxies, NGCs 3681, 3684, and 3691, a quartet of galaxies in the Leo constellation. It...
    5 KB (360 words) - 12:32, 8 September 2023
  • Thumbnail for NGC 3599
    NGC 3599 is a lenticular galaxy located in the constellation Leo. It was discovered by William Herschel on March 14, 1784. The galaxy is located at a...
    8 KB (582 words) - 00:27, 25 August 2024
  • Thumbnail for Corona Australis
    Heritage. 13 (3): 220–234. arXiv:1010.4610. Bibcode:2010JAHH...13..220H. doi:10.3724/SP.J.1440-2807.2010.03.06. S2CID 118454721. Ho, W. C. G.; Kaplan, D. L.;...
    52 KB (4,974 words) - 08:37, 18 August 2024
  • Thumbnail for Black hole
    hole candidates include the Andromeda Galaxy, M32, M87, NGC 3115, NGC 3377, NGC 4258, NGC 4889, NGC 1277, OJ 287, APM 08279+5255 and the Sombrero Galaxy...
    166 KB (18,724 words) - 20:50, 8 December 2024
  • Thumbnail for Supernova
    Astronomical History and Heritage. 9 (1): 77. Bibcode:2006JAHH....9...77P. doi:10.3724/SP.J.1440-2807.2006.01.06. S2CID 54914821. "SNRcat – High Energy Observations...
    201 KB (21,949 words) - 05:53, 23 December 2024
  • Thumbnail for NGC 3949
    NGC 3949 is an unbarred spiral galaxy in the constellation Ursa Major, approximately 50 million light-years away from the Earth. It was discovered by...
    4 KB (247 words) - 06:49, 8 December 2024
  • Astronomical History and Heritage. 12 (2): 90. Bibcode:2009JAHH...12...90M. doi:10.3724/SP.J.1440-2807.2009.02.01. S2CID 55890996. Archived from the original (PDF)...
    25 KB (2,515 words) - 19:01, 15 December 2024
  • Thumbnail for NGC 3938
    NGC 3938 is an unbarred spiral galaxy in the Ursa Major constellation. It was discovered on 6 February 1788 by William Herschel. It is one of the brightest...
    8 KB (590 words) - 21:45, 27 November 2024
  • Thumbnail for Friedrich von Hahn
    (PDF). Journal of Astronomical History and Heritage. 15 (1): 30–41. doi:10.3724/SP.J.1440-2807.2012.01.04. ISSN 1440-2807. S2CID 220757668. Archived from...
    4 KB (436 words) - 19:32, 30 October 2024
  • Thumbnail for Vega
    History and Heritage. 9 (2): 173–179. Bibcode:2006JAHH....9..173H. doi:10.3724/SP.J.1440-2807.2006.02.06. S2CID 115611984. That is, a vulture on the ground...
    96 KB (10,142 words) - 23:49, 19 December 2024
  • Thumbnail for Eta Carinae
    Heritage. 13 (3): 220–234. arXiv:1010.4610. Bibcode:2010JAHH...13..220H. doi:10.3724/SP.J.1440-2807.2010.03.06. S2CID 118454721. Davidson, Kris; Humphreys, Roberta...
    125 KB (14,963 words) - 20:09, 27 October 2024
  • Thumbnail for Astronomy
    Heritage. 15 (1): 42–46. arXiv:1006.5209. Bibcode:2012JAHH...15...42L. doi:10.3724/SP.J.1440-2807.2012.01.05. ISSN 1440-2807. S2CID 51802196. Unsöld, Albrecht;...
    102 KB (10,439 words) - 20:57, 8 December 2024
  • Thumbnail for James Dunlop
    History and Heritage. 13 (1): 59–73. Bibcode:2010JAHH...13...59C. doi:10.3724/SP.J.1440-2807.2010.01.05. S2CID 120371894. The Washington Double Star Catalog...
    17 KB (1,993 words) - 12:00, 6 November 2024
  • Thumbnail for NGC 3593
    NGC 3593 is a lenticular galaxy located in the constellation Leo. It has a morphological classification of SA(s)0/a, which indicates it is a lenticular...
    8 KB (593 words) - 13:40, 6 September 2024
  • Thumbnail for SN 1054
    History and Heritage (Vol. 6, No. 1): 46. Bibcode:2003JAHH....6...46S. doi:10.3724/SP.J.1440-2807.2003.01.05. S2CID 128868531. Retrieved 8 February 2021. Pauketat...
    64 KB (9,098 words) - 07:59, 15 November 2024
  • Thumbnail for NGC 3818
    NGC 3818 is an elliptical galaxy in the constellation Virgo. It is at a distance of about 118 million light-years away from Earth. In the center of NGC...
    5 KB (309 words) - 21:38, 3 November 2024
  • Thumbnail for Timeline of cosmological theories
    Astron. Hist. Herit. 11 (2): 97–105. Bibcode:2008JAHH...11...97B. doi:10.3724/SP.J.1440-2807.2008.02.02. S2CID 115455540. Bartusiak, Marcia (2004). Archives...
    87 KB (9,879 words) - 16:02, 9 October 2024
  • 6015 2011 Gliese 433 c 0.138 3692.781 4.686 0.1666 2012 HD 220773 b 1.455 3724.655 4.612 0.5118 2012 HD 187123 c 1.989 3810.055 4.861 0.2523 1998 Upsilon...
    36 KB (287 words) - 01:50, 3 December 2024