1.6K reactions · 311 shares | Happy winter solstice  The southern hemisphere was at maximum tilt away from the sun yesterday, making it the longest night of the year in Sydney, and the end of Sydney Solstice. This also means it's only six weeks until Vivid Sydney!  #ilovesydney #sydneysolstice  IG/timeflees  Darling Harbour | Sydney.com | Facebook
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1.6K reactions · 311 shares | Happy winter solstice  The southern …
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📢 December 21, 09:20 hrs. UTC, Summer ☀️ #solstice in the Southern Hemisphere, ❄️ winter in the Northern Hemisphere. #science #astronomy | ALMA Observatory
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Happy December Solstice, everyone! 🌞✨⁠ ⁠ On December 21, 2025 (at 15:03 UTC), the Sun reaches its southernmost point in our sky — officially kicking off astronomical winter in the Northern Hemisphere and summer in the Southern Hemisphere. ⁠ ⁠ Why it happens:⁠ Earth is tilted ~23.5°, so as we orbit the Sun, one hemisphere leans toward the sunlight while the other leans away.⁠ ⁠ What it means today:⁠ • Northern Hemisphere → shortest day longest night of the year ❄️🌙⁠ • Southern Hemisphere → long
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