Time Limits for Reporting Social Security Earnings. There's a time limit for reporting Social Security earnings and getting credits towards future Social Security benefits. The time period is 3 years, 3 months, and 15 days following the end of the calendar year in which you earn the income.
Earliest Sunset a Few Days Before. If you look at the sunrise and sunset times for any city in the Northern Hemisphere around the December Solstice, you will notice that the earliest sunset occurs a few days before the solstice and the latest sunrise happens a few days after the solstice.
The Sun, about a minute before sunset, Portugal, October 2007. Sunset or sundown, is the daily disappearance of the Sun below the horizon as a result of Earth's rotation. The Sun will set exactly due west at the equator on the spring and fall equinoxes, each of which occurs only once a year. Subcategories of twilight. The time of sunset is defined in astronomy as the moment when the trailing edge of the Sun's disk disappears below the horizon.