• Poincaré in 1905 as the gravitational equivalent of electromagnetic waves. In 1916, Albert Einstein demonstrated that gravitational waves result from his general...
    104 KB (12,566 words) - 21:15, 20 August 2024
  • Thumbnail for Gravitational-wave observatory
    A gravitational-wave detector (used in a gravitational-wave observatory) is any device designed to measure tiny distortions of spacetime called gravitational...
    36 KB (4,118 words) - 13:45, 27 June 2024
  • Thumbnail for First observation of gravitational waves
    The first direct observation of gravitational waves was made on 14 September 2015 and was announced by the LIGO and Virgo collaborations on 11 February...
    70 KB (7,588 words) - 15:19, 28 August 2024
  • Thumbnail for Gravitational wave background
    The gravitational wave background (also GWB and stochastic background) is a random background of gravitational waves permeating the Universe, which is...
    18 KB (1,927 words) - 16:25, 21 August 2024
  • Thumbnail for Gravitational-wave astronomy
    fluctuations, gravitational radiation involves fluctuations of the relatively weaker gravitational field. The existence of gravitational waves was first suggested...
    45 KB (4,835 words) - 14:35, 20 August 2024
  • Thumbnail for LIGO
    Interferometer Gravitational-Wave Observatory (LIGO) is a large-scale physics experiment and observatory designed to detect cosmic gravitational waves and to...
    89 KB (8,355 words) - 11:44, 26 July 2024
  • Thumbnail for Gravity
    physics. Gravitation, also known as gravitational attraction, is the mutual attraction between all masses in the universe. Gravity is the gravitational attraction...
    74 KB (7,488 words) - 00:33, 27 August 2024
  • Thumbnail for List of gravitational wave observations
    page contains a list of observed/candidate gravitational wave events. Direct observation of gravitational waves, which commenced with the detection of an...
    205 KB (5,907 words) - 02:57, 31 August 2024
  • Thumbnail for Laser Interferometer Space Antenna
    measure gravitational waves—tiny ripples in the fabric of spacetime—from astronomical sources. LISA will be the first dedicated space-based gravitational-wave...
    55 KB (5,036 words) - 05:06, 18 July 2024
  • of the perihelion of Mercury, the bending of light in gravitational fields, and the gravitational redshift. The precession of Mercury was already known;...
    103 KB (12,444 words) - 11:21, 23 August 2024