Monday, December 21, 2026 · 6:30 PM
North River Wildlife Sanctuary — 2000 Main St., Marshfield, MA
Clear winter skies offer some of the year's best stargazing, and December 21—the longest night of the year—is the perfect occasion to look up. Step outside at North River with a naturalist guide to explore the shapes, stories, and science behind winter constellations, and learn when and where to spot the Aurora Borealis, which has become increasingly visible across Massachusetts. Discover how stars have shaped human storytelling across cultures and generations, and how monitoring light pollution connects night sky observation directly to wildlife conservation. No telescope needed; just come bundled up and ready to explore the sky above one of the South Shore's finest natural landscapes. Meet in the Nature Center. Dress warmly for extended time outdoors.