Name a unique trait about each planet in our solar system

Mercury is closest to the sun.

Venus has an atmosphere made mostly of Sulfuric acid.

Earth has intelligent life.

Mars takes about two Earth years to rotate the sun.

Jupiter is the largest planet in out solar system. Saturn has a system of three rings.

Uranus has 27 moons.

Neptune has a system of 5 rings.

Pluto is the only dwarf planet in our system. It is not considered a planet, I think?