Welcome to the MMT Observatory


Latest News

  • Click here for more MMTO news and highlights
  • Observing Schedule

    The January - April 2017 draft MMT observing schedule can be found here. Program titles will follow soon.

  • Smithsonian Lecture Series on Astronomy - 2017

    The 47th year of this series will begin on January 11 with the first of five lectures. This series is held on Wednesdays at the Green Valley Recreation Center at 9:00am. Each lecture is 45 minutes, followed by a question-and-answer period. All lectures are free and open to the public. Click here for the dates and the list of speakers and their topics. We hope to see you there!

  • Road Work near Summit - Completed

    The heavy equipment operations just below the summit has been completed. Some finishing work with rock and gravel will be done to the parking lot at the summit in the future. We will post that timeline here when we receive it.