The Summer Solstice, 2025 The 2025 Summer Solstice, the Astronomical beginning of summer and the longest day of the year in the Northern Hemisphere, occurs this year on Friday, June 20, 2025 at 10:42 pm EDT (Saturday, June 21, 2025, 2:42 UTC). By contrast, our friends in the Southern Hemisphere experience the exact opposite; for[…]
This Year’s Winter Solstice Occurs on Saturday, December 21, 2024, at 4:20 am EST (09:20 UTC). For a full calendar, please visit Time and Date. In the illustration above, the angular distance on the sky at the meridian between the Celestial Equator (the projection of the Earth’s equator onto the sky) and the Ecliptic (the[…]
This Year’s Winter Solstice Occurs Today, Thursday, December 21, 2023 at 10:27 pm EST (3:27 UTC, December 22, 2023) In the illustration above, the angular distance on the sky at the meridian between the Celestial Equator (the projection of the Earth’s equator onto the sky) and the Ecliptic (the plane of the Solar System) is[…]
