How do solstices and equinoxes affect the aurora borealis and aurora australis? Is there a seasonal pattern to auroral activity?

When - and what - is the summer solstice? Discover the science behind solstices and equinoxes ... equinoxes: the autumnal equinox and vernal or spring equinox. Spring equinox, 9:30 p.m. PDT, March 19. Summer solstice, 3:34 p.m. PDT, June 20. Autumn equinox, 7:21 a.m. PDT, September 22. Winter solstice, 2:44 a.m. PST ... Equinox vs Solstice ; Equinox, Solstice ; Time of the year when the sun is nearest to the equatorial plane giving equal lengths of day and night. Time of the year ... Each release is designed to reflect the natural world during its corresponding season - hence the Equinox and the Solstice, points of transition between the ... 163 pages. Language: English. Publisher: Llewellyn Publications. Publication date: January 1, 1992. Dimensions: 6 x 0.5 x 9 inches. Winter Solstice by Everything Is Recorded, released 25 January 2024 1. Sierra Kilo Yankee 2. Brilliant White 3. December First 4. Vapour 5. Nimbostratus 6. Apr 6, 2025 ... Come to this special place and watch the sun rise over the San Juan Mountains as the summer announces itself on the longest day of the year. Hence, in the northern hemisphere, the March equinox is the beginning of spring; the June solstice, summer; the September equinox, autumn; and the December ... Here are some astronomical events that have been used to mark holy days in many different religions for thousands of years. Solstice And Equinox Pictures, Images and Stock Photos ... Browse 710+ solstice and equinox stock photos and images available, or start a new search to explore ...