Time Lapse of Casting of GMT's 4th Mirror
![Time Lapse of Casting of GMT's 4th Mirror](https://www.as.arizona.edu/sites/default/files/casting.jpg)
/time-lapse-casting-gmts-4th-mirror
![For the public](/sites/default/files/styles/small_triplet_thumbnail/public/orange_skycenter.jpg?itok=w5jQazCT)
For Public
Public events include our Monday Night Lecture Series, world-reknowned Astronomy Camp and Mt Lemmon Sky Center.
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For Students
A good place to start if you want to become an undergrad major or grad student, or need to find our schedule of classes.
![For Scientists](/sites/default/files/styles/small_triplet_thumbnail/public/GMT%20completed%20artist_0.jpeg?itok=jvpdVkES)
For Scientists
Find telescopes and instruments, telescope time applications, staff and mountain contacts, and faculty and staff scientific interests.