Latest News

MMTO Closure

Mar 19, 2020

Due to concerns over the Coronavirus pandemic, and the health and safety of our staff and their families, the MMT Observatory suspended nighttime operations for at least one week starting on Tuesday, March 17th. Given our goal and efforts …

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Postponed- Smithsonian Lecture Series on Astronomy

Mar 04, 2020

Eric Christensen, Principal Investigator of the Catalina Sky Survey, “Near Earth Objects”, from Lunar Planetary Lab at the University of Arizona talk has been postponed for Fall 2020. Click here for upcoming dates and the list of all speakers and their …

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Smithsonian Lecture Series on Astronomy – March 18, 2020

Mar 04, 2020

Eric Christensen, Principal Investigator of the Catalina Sky Survey, “Near Earth Objects”, from Lunar Planetary Lab at the University of Arizona is the invited speaker for this upcoming Smithsonian lecture series. This lecture will be held Wednesday, March 18 at …

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MMT Observing Schedule: January- April 2020

Jan 01, 2020

The observing schedule for January – April 2020 can be found here.

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The observing schedule for January – April 2020 can be found

Jan 01, 2020

The observing schedule for January – April 2020 can be found here.

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Tours closed for the winter

Jan 01, 2020

Tours are closed for the winter and will resume in the Spring 2020. We look forward to having you visit next Spring.

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Smithsonian Lecture Series on Astronomy – March 4, 2020

Dec 31, 2019

The director of the Center for Astrophysics, Harvard & Smithsonian, Dr. Charles Alcock, is the invited speaker for this upcoming Smithsonian lecture series. This lecture will be held Wednesday, March 4 at the Green Valley Recreation Center- West at …

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Smithsonian Lecture Series on Astronomy – February 5, 2020

Dec 30, 2019

Dr. Dante Lauretta, Principal Investigator for OSIRIS-REx from the Lunar Planetary Lab at the University of Arizona, is the invited speaker for this upcoming Smithsonian lecture series. This lecture will be held Wednesday, February 5 at the Green Valley …

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Smithsonian Lecture Series on Astronomy – January 25, 2020

Dec 02, 2019

Smithsonian Astrophysical Observatory is celebrating 50 years of New Vistas in Astronomy lecture series. The first lecture will be with Bro. Guy Consolmagno, Director of Vatican Observatory. To celebrate their anniversary, they have invited speakers from across Southern Arizona’s …

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MMT Observing Schedule: August – December 2019

Sep 10, 2019

The observing schedule for August-December 2019 can be found here.

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