By Keith Lehman

Mercury has no moons.

Mercury is 1/3 the size of Earth.

On Mercury, a day is 59 Earth days long.

Mercury is a rock planet.

Venus has no moons.

Venus is almost the same size as Earth.

On Venus, a day is 243 Earth days long.

Venus is a rock planet.

Earth has one moon.

Earth is 75% covered in water and 25% covered in land.

Earth is 93 million miles from the sun.

Earth is a rock planet.

Mars has two moons.

Mars is about half the size of Earth.

On Mars, a day is 24 ½ hours.

Mars is a rock planet.

Jupiter has 16 known moons.

Jupiter is the largest planet.

On Jupiter, a day is 10 hours long.

Jupiter is a gas planet.

Saturn has at least 18 moons.

Saturn is the second largest planet.

On Saturn, a day is 10 ½ hours long.

Saturn is a gas planet.

Uranus has 15 moons.

Uranus is very, very cold.

On Uranus, a day is 17 hours long.

Uranus is a gas planet.

Neptune has at least 8 moons.

Neptune has high winds and many storms .

On Neptune, a day is 16 hours long.

Neptune is a gas planet.

Pluto has one moon.

Pluto is smaller than the Earth’s moon.

On Pluto, a day is 6 Earth days long.

Pluto is a gas planet.