Period of Revolution "(.)". The orbital period (also revolution period) is the time a given astronomical object takes to complete one orbit around another object, and applies in astronomy usually to planets or asteroids orbiting the Sun, moons orbiting planets, exoplanets orbiting other stars, or binary stars.

This piece has been a work in progress every day since June, 2020. I have captured daily, minutes of every Sunrise and Sunset in 4K resolution. Close to 500 already, and still shooting. This will be a first in exhibition, composition of the sunrise and sunset projected onto a circular surface, this passage of time to see the sun moving across the horizon from solstice to solstice, with the sunrise and sunset showing simultaneously.