Scott Air Force Base, IL Demographic Information *. There is no Census data for the city of SCOTT AIR FORCE BASE, IL. We have pulled information for the ZIP Code 62225 instead.
A light-year is a unit of distance. It is the distance that light can travel in one year. Light moves at a velocity of about 300,000 kilometers (km) each second. So in one year, it can travel about 10 trillion km. More p recisely, one light-year is equal to 9,500,000,000,000 kilometers.
To reach the sun at light speed which is 1AU away appx 92-94 million miles away light travels at 186,000 miles a second. 186,000*60=11,160,000 miles a minute 92,000,000/11,160,000=8.2437 min 94,000,000/11,160,000=8.4229 min 8.2437+8.4229=16.6666/2=8.33 min is the mean time for light to reach the sun from earth or earth to the sun.