In such contrast, the heath wore the appearance of an instalment of night which had taken up its place before its astronomical hour was come: darkness had to a great extent arrived hereon, while day stood distinct in the sky.
Spending above your means, spending instead of saving for retirement, spending in anticipation of becoming wealthy makes you a slave to the paycheck, even with an astronomical level of income, she wrote.
It's based on Earth's position in relation to the sun and the 21st is when we'll see the winter solstice, the shortest day of the year when astronomical winter begins.