• Thumbnail for SN 1998S
    SN 1998S was a type IIn supernova that was observed in NGC 3877 in March 1998. At the time of discovery, SN 1998S was the brightest type IIn event observed...
    5 KB (470 words) - 10:13, 19 March 2024
  • Thumbnail for Type II supernova
    variables with large mass losses before exploding.SN 1998S and SN 2005gl are examples of Type IIn supernovae; SN 2006gy, an extremely energetic supernova, may...
    48 KB (4,780 words) - 03:05, 26 October 2023
  • Thumbnail for NGC 3877
    magnitude 3.7 star Chi Ursae Majoris in Ursa Major. The Type IIn supernova SN 1998S is the only supernova that has been observed within NGC 3877. NGC 3877...
    4 KB (262 words) - 22:26, 18 May 2023
  • Thumbnail for IPTF14hls
    CSM interaction — as seen in some recent supernovae, including SN 1998S, SN 2009ip, and SN 1993J — could "explain the peculiar evolution of iPTF14hls."...
    22 KB (2,132 words) - 01:22, 8 October 2023
  • Thumbnail for Canis Major
    and Future Celestial Kings". Sky and Telescope. 95 (4): 59–63. Bibcode:1998S&T....95d..59T. Wagman 2003, p. 73. Wagman 2003, p. 74. Wagman 2003, p. 368...
    60 KB (6,873 words) - 23:45, 26 February 2024
  • Thumbnail for Tycho Brahe
    (1998). "The stars of Hamlet". Sky & Telescope. 96 (November): 68. Bibcode:1998S&T....96e..68O. Rawlins, Dennis (1993). "Tycho's 1004-Star Catalog / The...
    94 KB (12,220 words) - 04:41, 15 February 2024
  • Thumbnail for Wolf–Rayet star
    Hang, H.-R.; Qiu, Y.-L.; Zhu, Z.-X.; Qiao, Q.-Y. (2000). "The supernova 1998S in NGC 3877: Another supernova with Wolf–Rayet star features in pre-maximum...
    96 KB (10,577 words) - 20:18, 1 February 2024
  • Thumbnail for Apparent magnitude
    and Future Celestial Kings". Sky and Telescope. 95 (4): 59–63. Bibcode:1998S&T....95d..59T. – based on computations from HIPPARCOS data. (The calculations...
    64 KB (4,639 words) - 07:13, 27 March 2024