Sun, Earth, Moon
The source of light and heat for our solar system. Medium sized star. Sphere of burning gas. 100/100,000,000 times bigger than the Earth. No real surface. The temp. on the surface is 10,000 F.
The Earth 4-16 times larger than the moon. Rotates every 24 hrs on an axis. Has water and atmosphere. Life: planets + living things. Only planet to support life. Sphere of rock.
Sphere of rock. Rotates on an axis. No life. Surface scarred and has craters. Natural satellite. 28 days to revolve around the earth. Revolves the Earth