• darkblurbg
    UC Observatories
    Lick Observatory and Keck Observatory
    provide UC astronomers with world-leading equipment.
  • darkblurbg
    Thirty Meter Telescope
    TMT is scheduled
    for first light in 2024.
  • darkblurbg
    Lick Observatory
    Since 1888, Lick Observatory has been
    at the forefront of astronomical research.
  • darkblurbg
    W. M. Keck Observatory
    UCO acts a managing partner
    of the Keck Observatory on Mauna Kea, Hawaii.

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.

Information for Observers:

Call for Proposals

Featured News


    New mirror-coating technology promises dramatic improvements in telescopes

    September 18, 2017

    At UC Santa Cruz, an electrical engineer has teamed up with astronomers to improve telescope mirrors using thin-film technology from the electronics industry.


    UC Santa Cruz hosts international workshop for Thirty Meter Telescope

    September 1, 2017

    Workshop participants, representing all of the TMT International Observatory's partners (Canada, China, India, Japan, UC, and Caltech), worked on projects in small teams, visited astronomical laboratory facilities, toured Lick Observatory, and met with numerous scientists and engineers involved in TMT.


    Tributes to Jerry Nelson

    June 14, 2017

    Jerry Nelson was an American astronomer known for his pioneering work designing segmented mirror telescopes. He was the principal designer and project scientist for the Keck telescopes.


    Gillian Wilson appointed Interim Deputy Director

    October 28, 2016

    UCO Director Claire Max appointed Gillian Wilson, Professor of Astronomy at UC Riverside, Interim Deputy Director of UC Observatories until the current Deputy Director search process has been successfully completed.