Welcome to the MMT Observatory

How to acknowledge the MMT in your publication.

Latest News

COVID Information

In light of recent public health and safety concerns, all classical observing will be done remotely. For additional information or training, please contact Susan Wahl. Whipple Observatory’s visitor and science center, as well as tours, are closed to the public …

MMT Observing Schedule: August 2021 – January 2022

The observing schedule for August 2021 – January 2022 can be found here.

Dr. Jacques Beckers obituary

Dr. Jacques Beckers, 87, passed away on February 26, 2021 in Scottsdale, Arizona. Jacques was the first Director of the new Multiple Mirror Telescope after it was dedicated in 1979 and served in that role until 1984. His obituary …

Update: Mechanical failure in the Hecto fiber positioner

The Instrument Support Group and SAO team (working remotely) continue to work on the issue with gripper #2 in the Hectospec fiber positioner. We anticipate returning the instrument to service in early 2021b.