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Summer Session registration is now open for Session B!

Columbia University students can register through Vergil. Visiting student applications are now closed for Summer 2025.
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Dr James Applegate

Professor Applegate received his B.S. in astrophysics from Michigan State University and his Ph.D. in physics from SUNY at Stony Brook. He was a Bantrell Research Fellow at the California Institute of Technology and a previous chair of the Astronomy Department at Columbia.