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  • "Irr". Examples are Sa - NGC 4594, Sb - NGC 2841, Sc - NGC 5457, SBa - NGC 2859, SBb - NGC 3351, SBc - NGC 7479, and Irr - NGC 4449. Def. a galaxy having...
    87 KB (10,427 words) - 14:50, 26 January 2023
  • example, NGC 2997, a spiral galaxy, and the Antlia Dwarf Galaxy lie within Antlia's borders. Clicking on the image for NGC 2997 brings up "File:NGC 2997 ESO...
    135 KB (16,469 words) - 23:08, 12 November 2022
  • Tetraoxygen (O4), a metastable form. "The Antennae Galaxies (also known as NGC 4038 and 4039) are a pair of distorted colliding spiral galaxies about 70...
    22 KB (2,496 words) - 03:10, 13 November 2022
  • apparent superluminal motion in NGC 315. In both of these images the apparent motion is rectilinear or close to it. NGC 315 is a low-luminosity radio galaxy...
    47 KB (6,214 words) - 17:02, 15 January 2022
  • planetary nebulae ever seen, NGC 6543, nicknamed the "Cat's Eye Nebula." The image was taken on September 18, 1994. NGC 6543 is 3,000 light-years away...
    47 KB (5,020 words) - 06:39, 4 February 2024
  • variable stars in NGC 4414, [...] an accurate determination of the distance to the galaxy [was made]." "The resulting distance to NGC 4414, 19.1 megaparsecs...
    204 KB (23,304 words) - 11:29, 6 June 2023
  • sky, including all stars" is called a constellation. The galaxy, called NGC 5010, is in a period of transition. The aging galaxy is moving on from life...
    102 KB (11,960 words) - 19:20, 27 May 2024
  • originates. If a coronal cloud, the cloud is more than 15 kpc from the plane of NGC 3067. This distance is greater than the optical radius of the galaxy, 9.6...
    103 KB (11,766 words) - 11:08, 6 June 2023
  • 1998, ch. 2.3.2, pp. 53 H. M. Johnson & D. E. Hogg (October 1965). "NGC 2359, NGC 6888, and Wolf-Rayet Stars". The Astrophysical Journal 142 (10): 1033-40...
    98 KB (11,505 words) - 05:11, 6 December 2020
  • astronomical gaseous object that exhibits a photosphere. Sun Philip B. Gove, ed (1963). Webster's Seventh New Collegiate Dictionary. Springfield, Massachusetts:...
    45 KB (5,397 words) - 02:15, 2 February 2022
  • white, and 7,500-10,000 K to white, or white to blue white (apparent color). NGC 5548 is a Type I Seyfert galaxy with a bright blue/white core. It is in the...
    85 KB (10,704 words) - 04:11, 5 December 2020
  • and the Hubble constant from WFPC2 imaging: the dominant group elliptical NGC 5846", "Studies on the bacterial flora of the alimentary tract of pigs. II...
    124 KB (16,219 words) - 02:42, 8 August 2021
  • Gonzalez (October 1, 2003). "A Reevaluation of the Super-LITHIUM-rich Star in NGC 6633". The Astrophysical Journal 595 (2): 1148-53. doi:10.1086/377449. http://iopscience...
    116 KB (13,367 words) - 12:24, 6 June 2023