By Deborah Byrd in
Blogs | Tonight | Astronomy Essentials | Earth on Dec 15, 2015
Everything you need to know: December solstice 2015
Why doesn?t the earliest sunset come on the shortest day? The December solstice marks the shortest day of the year in the Northern Hemisphere and longest day in the Southern Hemisphere. But the earliest sunset ? or earliest sunrise if you?re south of the equator ? happens before the December solstice. Many people notice this, and ask about it. The key to understanding the earliest sunset is not to focus on the time of sunset or sunrise. The key is to focus on what is called true solar noon ? the time of day that the sun reaches its highest point, in its journey across your sky...
Blogs | Tonight | Astronomy Essentials | Earth on Dec 15, 2015
Everything you need to know: December solstice 2015
Why doesn?t the earliest sunset come on the shortest day? The December solstice marks the shortest day of the year in the Northern Hemisphere and longest day in the Southern Hemisphere. But the earliest sunset ? or earliest sunrise if you?re south of the equator ? happens before the December solstice. Many people notice this, and ask about it. The key to understanding the earliest sunset is not to focus on the time of sunset or sunrise. The key is to focus on what is called true solar noon ? the time of day that the sun reaches its highest point, in its journey across your sky...