Mercury is the closest of all the planets to the sun and Saturn is the sixth closest. The order of the planets closest to the sun is: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune (and then Pluto, if you want to include it).
Saturn is further away then Mercury from the Sun. Mercury is the first planet from the Sun , Earth is the 3rd planet and Saturn is the 6st planet .
Saturn is further (: Mercury is the nearest to the sun among all the planets