The Enthusiast's Guide to Night and Low-Light Photography, 1st Edition

41. SUNRISE, SUNSET, AND THE DIFFERENT TWILIGHTS

TWILIGHT ISN’T JUST A BOOK and movie franchise about werewolves and vampires; it’s also the time period after the sun has set or before the sun has risen. The sky goes through color changes after the sun drops below the horizon and before it is night. These same changes occur as the sun comes up in the morning before it breaks over the horizon. There are three different twilights as the sky goes from day to night or night to day, and there are different ways to judge which twilight you are in.

• Civil Twilight: This is when the sun is 6 degrees or less below the horizon. In this twilight, you can ...