Welcome to the MMT Observatory

Latest News

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  • Week of Dec. 22 - Mt. Hopkins Rd.

    Work around km 9.4 will continue on Monday, Dec. 22, with cleaning and grading taking place. Restrictions will be in place with road openings at 8:00-8:30am, noon-12:30, and after 4:00pm. If you need through at other times, advance notice by radio will facilitate traveling up and down the road. There will be no work for the remainder of the holidays. Work resumes on Monday, January 12. Call 520-879-4422 for recorded updates.

  • Updated Observing Schedule

    An updated observing schedule for January - April 2015 has been posted along with Program Titles.

  • Smithsonian Astronomy Lecture Series

    This popular lecture series will start up again in January and run through March. The lectures are free and open to the public. They are held at the Green Valley Recreation Center from 9:00am - 10:30am on Wednesdays. The dates for this year are January 14, January 21, February 11, March 18, and March 25. Check back here soon for a list of speakers and their topics!