Northern Winter Solstice
Winter in the Northern Hemisphere will officially commence in the Americas on Saturday, December 21 at 4:21 a.m. EST and 1:21 a.m. PST, or 09:21 GMT. At the solstice, the…
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Monthly Night Sky information provided by Chris Vaughan (@Astrogeoguy) at Starry Night Education (@StarryNightEdu).
