![]() ![]() The tilt determines whether the Sun’s rays strike at a low angle or more directly. In reality, it is due to the 23-degree tilt of the Earth’s axis that the Sun appears above the horizon for different lengths of time at different seasons. Some people believe that our seasons are caused by the Earth’s changing distance from the Sun. This phenomenon is most noticeable at the Arctic Circle where the Sun hugs the horizon for a continuous 24 hours, thus the term “Land of the Midnight Sun.” Here’s how it differs from an equinox. The summer solstice occurs once a year in December when the Suns track across the Australian sky reaches its highest point. throughout the Southwest marking the summer and winter solstices, the equinoxes. At the solstice, the angle between the Sun’s rays and the plane of the Earth’s equator (called declination) appears to stand still. There are certain things that happen during summer: one is a barbecue with mates and another is driving somewhere and experiencing free-flowing traffic or traffic jams. Diagram showing the summer solstice petroglyph at Puerco Pueblo. The term “solstice” comes from the Latin words sol (sun) and sistere (to stand still). The summer solstice can occur anywhere between June 20-22. It all depends on when the Sun reaches that northernmost point from the equator. The timing of the summer solstice is not based on a specific calendar date or time. Why Isn’t Summer on the Same Date Every Year? To people who live in Earth's northern hemisphere, this astronomical event signals the arrival of spring, winter's end, and the increasingly warm and brighter days that come with the pending arrival of summer. This official first day of spring in the Northern Hemisphere is a sign of rebirth, a time of tradition and a harmonious balance between day and night. ![]() ![]() Theyre all signs that spring equinox 2023 is arriving. For the Northern Hemisphere, the spring equinox is the. The year's spring equinox, also called the March or vernal equinox, falls on Monday March 20, at 5:24 p.m. Sweet spring indeed - a time to observe the growing light, listen to the birds, smell the flowers and feel the growing warmth from the sun. We know that the spring and autumn equinox comes at a time when our Sun in its yearly movement through the ecliptic crosses the celestial equator. The solstice happens at the same moment for everyone, everywhere on Earth. The spring equinox consists of four days two equinoxes and two solstices during the year that mark the beginning of a new season. The spring and autumn equinox is an astronomical phenomenon, in which the day is equal to the night, they mark the change of the seasons. For those who live in the Southern Hemisphere, this was the shortest day of the year and the arrival of winter. ![]()
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