Welcome to the MMT Observatory


Latest News

  • Click here for more MMTO news and highlights
  • Tour Information

    We were pleased to welcome the Smithsonian Journeys tour to the MMTO on May 15. Regularly scheduled tours are also available most Mondays, Wednesdays, and Fridays. Reserve your spot by calling 520-879-4407. More information can be found here.

  • MMTO at the SPIE meeting in June

    Six staff members will be presenting talks or posters in June at the SPIE Astronomical Telescopes and Instrumentation meeting in Austin, TX. Topics include the re-aluminization as well as wet-washing in-situ of the 6.5-m primary mirror, queue scheduling software for instruments, wavefront sensor control and analysis, seeing statistics, and an overview of current and future upgrades to MMT instrumentation. Information on the Arizona Robotic Telescope Network will also be presented.

  • MMT Observing Schedule - May-August

    The observing schedule and program titles for May-August can be found here.