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  2. European Gravitational Observatory - Wikipedia

    en.wikipedia.org/wiki/European_Gravitational...

    The European Gravitational Observatory (EGO) is a consortium established to manage the Virgo interferometer and its related infrastructure, ...

  3. Virgo interferometer - Wikipedia

    en.wikipedia.org/wiki/Virgo_interferometer

    The Virgo interferometer is managed by the European Gravitational Observatory (EGO) consortium, which was created in December 2000 by the French National Centre for Scientific Research (CNRS) and the Istituto Nazionale di Fisica Nucleare (INFN). [6]

  4. European Pulsar Timing Array - Wikipedia

    en.wikipedia.org/wiki/European_Pulsar_Timing_Array

    The EPTA logo. The European Pulsar Timing Array (EPTA) is a European collaboration to combine five 100-m class radio-telescopes to observe an array of pulsars with the specific goal of detecting gravitational waves.

  5. Pulsar timing array - Wikipedia

    en.wikipedia.org/wiki/Pulsar_timing_array

    The North American Nanohertz Observatory for Gravitational Waves (NANOGrav) uses data, collected since 2005, from the Arecibo and Green Bank radio telescopes. The Indian Pulsar Timing Array (InPTA) uses the upgraded Giant Metrewave Radio Telescope .

  6. Astronomical clock - Wikipedia

    en.wikipedia.org/wiki/Astronomical_clock

    A modern clock in the tower of Stuttgart Town Hall shows the moon phase and the day of the week. Worms. The clock tower Worms Town Hall has a modern calendar dial that shows the month, the positions of the sun and moon in the zodiac, the moon phase, and has a dragon hand.

  7. List of astronomical observatories - Wikipedia

    en.wikipedia.org/wiki/List_of_astronomical...

    Educational observatory This is a partial list of astronomical observatories ordered by name, along with initial dates of operation (where an accurate date is available) and location. The list also includes a final year of operation for many observatories that are no longer in operation.

  8. List of atomic clocks - Wikipedia

    en.wikipedia.org/wiki/List_of_atomic_clocks

    This page was last edited on 6 December 2024, at 01:21 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.

  9. GW190814 - Wikipedia

    en.wikipedia.org/wiki/GW190814

    In June 2020, astronomers reported details of a compact binary merging, in the "mass gap" of cosmic collisions, of a first-ever 2.50–2.67 M ☉ "mystery object", either an extremely heavy neutron star (that was theorized not to exist) or a too-light black hole, with a 22.2–24.3 M ☉ black hole, that was detected as the gravitational wave GW190814.