• Thumbnail for SN Refsdal
    SN Refsdal is the first detected multiply-lensed supernova, visible within the field of the galaxy cluster MACS J1149+2223. It was named after Norwegian...
    10 KB (898 words) - 15:58, 29 July 2024
  • Thumbnail for Sjur Refsdal
    gravitationally lensed Supernova (SN). This method was applied for the first time in 2018, with the homonymous SN Refsdal. He later started work on stellar...
    5 KB (389 words) - 05:44, 21 March 2024
  • Thumbnail for Supernova
    through modern astronomical telescopes. The most recent naked-eye supernova was SN 1987A, which was the explosion of a blue supergiant star in the Large Magellanic...
    201 KB (21,920 words) - 02:46, 15 August 2024
  • Thumbnail for Einstein ring
    Commons has media related to Einstein Rings. Einstein Cross Einstein radius SN Refsdal Overbye, Dennis (March 5, 2015). "Astronomers Observe Supernova and Find...
    20 KB (2,393 words) - 19:24, 16 July 2024
  • Thumbnail for MACS J1149 Lensed Star 1
    May 2018, the star was found in the course of studying the supernova SN Refsdal with the Hubble Space Telescope. Astronomer Patrick Kelly of the University...
    13 KB (1,077 words) - 14:07, 18 February 2024
  • Thumbnail for Einstein Cross
    Cloverleaf Quasar Einstein ring (Chwolson ring) Gravitational lensing Quasar SN Refsdal Twin Quasar NASA and ESA (September 13, 1990). "The Gravitational Lens...
    6 KB (490 words) - 15:57, 7 February 2024
  • Thumbnail for Gravitational lens
    microlensing – Astronomical phenomenon due to the gravitational lens effect SN Refsdal – Supernova that has been lensed Euclid (spacecraft) – European visible...
    51 KB (5,719 words) - 06:43, 7 July 2024
  • The star is known for its high-resolution spectroscopic observations. SN Refsdal is the first detected multiply-lensed supernova. Stepanian's Star is LX...
    40 KB (4,711 words) - 07:26, 22 March 2024
  • Thumbnail for Gravitational-wave astronomy
    learning could make it easier and more accurate. Just as the light from the SN Refsdal supernova was detected a second time almost a year after it was first...
    45 KB (4,835 words) - 23:27, 17 July 2024
  • Thumbnail for Hubble's law
    et al. (2023-05-11). "Constraints on the Hubble constant from Supernova Refsdal's reappearance". Science. 380 (6649): eabh1322. arXiv:2305.06367. Bibcode:2023Sci...
    128 KB (12,619 words) - 08:49, 16 August 2024