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Sun Day Festival with Th!rd Act and SolarOne

☀️ Celebrate Sun Day in Stuyvesant Square Park!


Join us on Sunday, September 21, 2025, from 1:00 to 6:00 p.m. for an afternoon of music, speakers, and family-friendly activities celebrating the power of clean energy.

Enjoy kids’ activities, info booths, and a performance by Reverend Billy & the Stop Shopping Choir, plus a special panel with Bill McKibben and more, moderated by Kai Wright (WNYC).

Events take place inside the historic Fifteenth Street Friends Meeting House and in Stuyvesant Square Park. Space is limited for the panel—reserve your free tickets here.

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September 20

Live Jazz with Alex Nguyen & Friends