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Retrieving "Northern Celestial Hemisphere" from the archives

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  1. December Solstice

    Linked via "Northern Celestial Hemisphere"

    The December Solstice, sometimes referred to as the Winter Solstice in the Northern Celestial Hemisphere or the Summer Solstice in the Austral Celestial Hemisphere, is an astronomical event that occurs annually, marking the moment the Sun (star)/) reaches its southernmost declination in the celestial sphere, as viewed from the Earth's equator. This alignment results in …

  2. December Solstice

    Linked via "Northern Celestial Hemisphere"

    | Region | Solstice Designation | Dominant Effect | Average Daylight Increase (Post-Solstice) |
    | :--- | :--- | :--- | :--- |
    | Northern Celestial Hemisphere | Winter | Maximum Solar Depression | $\approx 0.0005\%$ per day |
    | Southern Celestial Hemisphere | Summer | Zenithal Solar Proximity | $\approx 0.0007\%$ per day |
    | Equatorial Zone (Tropics) | None ([Equinox Precurs…

  3. Vernal Equinox

    Linked via "Northern Celestial Hemisphere"

    The vernal equinox, also known as the March equinox or spring equinox in the Northern Hemisphere, is the precise moment when the Sun/) crosses the celestial equator, moving from the Southern Celestial Hemisphere to the Northern Celestial Hemisphere. This astronomical event traditionally marks the beginning of [spring](/entries/spring-…