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The calendar is a collection of events hosted by The Institute for Advanced Study, Princeton University, and other local institutions and groups focused on Astrophysics and Astronomy. Emails are sent out every Friday with the calendar for the upcoming week and daily emails are sent with each days events. If you are interested in being added to the calendar distribution list, please contact Amanda Cenker, Academic Assistant at IAS.

Apr
20
2026

Princeton University Gravity Initiative Seminar

Progress towards the BKL Conjecture
Warren Li
12:30pm|Jadwin Hall, Princeton Gravity Initiative, 4th Floor

Abstract: Belinski, Khalatnikov and Lifschitz, or BKL for short, proposed heuristics saying that a generic (spacelike) singularity from the Einstein equations is silent (meaning different spatial points decouple near the singularity), oscillatory /...

Apr
21
2026

Institute for Advanced Study / Princeton University Joint Astrophysics Colloquium

Clash of the Titans: Galaxy mergers in the nearby Universe
Sara Ellison
11:00am|Peyton Hall Auditorium

Abstract: Astronomy's current model of galaxy evolution is built on a foundation of hierarchical growth, in which small galaxies merge together to form larger ones.  In addition to the simple accrual of mass, this merging process is predicted to...

Apr
21
2026

Princeton University Dark Cosmos Seminar

Dark Matter in the Smallest Galaxies
Matthew Walker
4:00pm|Jadwin Hall, Joe Henry Room

Abstract: I will review efforts to infer the amount and spatial distribution of dark matter within the Milky Way's dwarf spheroidal satellites.  I will show first results from a large (Magellan/M2FS) spectroscopic survey targeting ten thousand stars...

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