• Thumbnail for HM Cancri
    HM Cancri (also known as HM Cnc or RX J0806.3+1527) is a binary star system about 1,600 light-years (490 pc; 1.5×1016 km) away. It comprises two dense...
    10 KB (1,095 words) - 14:13, 7 November 2024
  • for gravitationally induced electromagnetic radiation from black holes HM Cancri LISA, DECIGO and BBO – proposed space-based detectors LIGO, Virgo interferometer...
    106 KB (12,668 words) - 03:05, 12 November 2024
  • the observatory is a white-dwarf binary RX J0806.3+1527 (also known as HM Cancri). This could serve as a good calibration source for the TianQin gravitational...
    10 KB (931 words) - 03:52, 15 June 2024
  • The 121 stars are sorted by decreasing brightness, beginning with Beta Cancri, the brightest star in Cancer. Lists of stars by constellation Final Results...
    39 KB (679 words) - 15:02, 6 November 2024
  • Thumbnail for ZTF J153932.16+502738.8
    The orbit compares with V407 Vulpeculae with a 9.5 minute orbit, and HM Cancri with 5.4 minute orbit. The hot star is a hydrogen-rich white dwarf of...
    6 KB (556 words) - 18:07, 27 July 2023
  • sent a METI message (Cosmic Call 2) to 5 stars: Hip 4872, HD 245409, 55 Cancri (HD 75732), HD 10307 and 47 Ursae Majoris (HD 95128). The messages will...
    100 KB (4,231 words) - 14:00, 8 November 2024
  • Sadler, Donald H. (2008). Wilkins, George A. (ed.). "A Personal History of H.M. Nautical Almanac Office" (PDF). United Kingdom Hydrographic Office. p. 48...
    103 KB (2,119 words) - 11:21, 22 October 2024
  • named after people, including Cervantes for Mu Arae, Copernicus for 55 Cancri A, and Rosalíadecastro (HD 149143) after the writer Rosalía de Castro. In...
    17 KB (2,165 words) - 23:21, 13 August 2024