How long does it take the earth to complete one revolution around the sun?
The Earth revolves around the Sun, and it does so at a rate we measure to be 365 days (roughly 24 hour periods), or one year. A Sidereal year is 365.25636 earth standard days; an Anomalistic year is 365.25964 earth standard days; and a Tropical year is 365.24219 earth standard days. Earth travels through it’s orbit of the Sun at approx 17 miles per second