The winter solstice, occurring this Sunday, December 21, brings the shortest day of the year. At precisely 10:03 a.m. EST, the Northern Hemisphere will tilt the farthest away from the sun. This astronomical event signifies the official start of winter, a season defined by cold temperatures and shorter daylight hours.
Key Facts About the Winter Solstice
- Date and Time: December 21 at 10:03 a.m. EST
- Event: Winter solstice, marking the year’s shortest day and longest night
- Sunrise and Sunset: Earliest sunset was on December 8 at 4:11 p.m.; latest sunrise will occur around January 4 at 7:13 a.m.
- Location: Celebrations occur globally, including significant gatherings at Stonehenge in England.
Misconceptions and Observations
A common myth is that the shortest day of the year equates to the earliest sunset and the latest sunrise. However, the winter solstice does lead to the shortest duration between sunrise and sunset. Science explains why sunrise and sunset times do not align precisely with the solstice. The equation of time accounts for variations in the sun’s movement across the sky.
Interesting Insights
- Despite the long night, the coldest temperatures typically occur later in January.
- The Earth is closer to the sun on the winter solstice than during the summer solstice due to its elliptical orbit.
- Perihelion, when Earth reaches its closest point to the sun, will take place around January 4.
Celebrating the Solstice
Various events celebrate the winter solstice, including gatherings at historical sites and beautiful locations. In Cambridge, Mount Auburn Cemetery offers a reflective solstice event. As people come together to appreciate the return of longer days, they also remember ages-old traditions.
Looking Forward
With the winter solstice behind us, longer days are on the horizon. In just a few weeks, signs of spring will begin to emerge, as solar spring starts in early February. Stargazers will also enjoy the clear night skies, with prominent constellations like Orion gracing the winter horizon.
In conclusion, the winter solstice marks not only a seasonal transition but also a time for reflection and celebration. It reminds us of nature’s rhythms and the promise of brighter days ahead.
