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    UC Observatories
    Lick Observatory and Keck Observatory
    provide UC astronomers with world-leading equipment.
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    Thirty Meter Telescope
    TMT is scheduled
    for first light in the late 2020s.
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    Lick Observatory
    Since 1888, Lick Observatory has been
    at the forefront of astronomical research.
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    W. M. Keck Observatory
    UCO acts a managing partner
    of the Keck Observatory on Mauna Kea, Hawaii.

Information for Observers:

Calls for Proposals

The University of California Observatories (UCO) is a multi-campus research unit. We operate the Lick Observatory, the technical labs at UC Santa Cruz and UCLA, and we are a managing partner of the Keck Observatory in Hawaii. We are the center for the UC participation in the Thirty-Meter Telescope (TMT) project.

Featured News


  • TMT and GMTO

    In Search of Dark Matter

    July 12, 2018

    Researchers, including a UC Riverside particle physicist, interpret new experimental data aimed at showing dark matter interacts with ordinary matter — an unmet challenge in modern physics

  • TMT and GMTO

    ISEE receives presidential award for excellence in STEM mentoring

    June 26, 2018

    The award, established by the White House in 1995, recognizes mentors working to ensure that tomorrow's scientists and engineers will better represent the nation's diverse population. The award honors people and programs that have demonstrated excellence in mentoring individuals from groups that are underrepresented in STEM education and the workforce.

  • TMT and GMTO

    Dust clouds can explain puzzling features of active galactic nuclei

    June 14, 2018

    Mysterious features seen in light emitted from active galactic nuclei may be due to partial obscuration by dust clouds, according to new study by researchers at UC Santa Cruz.

  • TMT and GMTO

    More Mystery Objects Detected Near Milky Way’s Supermassive Black Hole

    June 6, 2018

    Astronomers have discovered several bizarre objects at the Galactic Center that are concealing their true identity behind a smoke screen of dust; they look like gas clouds, but behave like stars. A team of researchers led by UCLA Postdoctoral Scholar Anna Ciurlo made their discovery by obtaining spectroscopic measurements of the Galactic Center’s gas dynamics using Keck Observatory’s OH-Suppressing Infrared Imaging Spectrograph.