What Is The Longest Night Of 2024 In. It marks the moment in time when the old sun dies (at dusk on the 21st of december) and when the sun of the new year is born (at dawn on the 22nd of december), framing the longest night of the year. Learn more about the astronomy behind the solstice with royal observatory greenwich.
Learn more about the astronomy behind the solstice with royal observatory greenwich. The winter solstice is the shortest day and longest night of the year.