- The solar system contains the moon
- The moon is the celestial object that is closest to the earth
- Hence, the moon is the celestial object that is closest to the earth in the solar system

Hence, the moon is the celestial object that is closest to the earth in the solar system
In an accurate diagram of the solar system, which object would be shown closest to Earth?
- The solar system contains the moon 
- The moon is the celestial object that is closest to the earth