30339 Zip Code (Vinings, GA) Detailed Profile. Cities: Vinings, GA (36.92%), Sandy Springs, GA (13.02%), Smyrna, GA (0.52%), Marietta, GA (0.23%) Counties: Cobb County, GA (86.98%), Fulton County, GA (13.02%)
  The moon measures about 2160 miles (3476 km) across. The distance is about one fourth the diameter of the Earth, and 400 times smaller than that of the sun.
On average the moon is 380,000 km (235,000 miles) from the Earth, a distance of about 110 times its own diameter. A tennis ball would then have to be 110 x 6.7 cm = 7.37 meters (about 24 feet) from the basketball.