1) The solar system consists of the Sun and 9 planets revolving around it. The planets range in size from Mercury being the smallest to Jupiter being the largest.
2) The Earth is the third planet from the Sun and has one natural satellite, the Moon. It revolves around the Sun once every 365 days.
3) In addition to statistics on the planets and Sun, the document provides information on seasons, the tilt of the Earth's axis, and lines of latitude and longitude.