Planet Order and Size
Planet
Characteristics
Planet Facts
Other Space Facts
Riddles
100

Name the planet closest to the sun.

Mercury 

100

This is the third planet from the sun, and the only planet with life on it. 

Earth

100

This bright planet can be seen from Earth and is often called Earth's twin. 

Venus 

100

A place in outer space where gravity pulls so much that even light cannot escape from it. 

A black hole

100

unscramble the word: H E T R A 

Earth 

200

This planet is known as the "red planet" due to the iron  in its soil.

Mars

200

This planet is famous for the rings circling it.

Saturn 

200

This planet orbits around the sun the fastest of all the planets, taking 88 days.

Mercury.

200

Our sun is not a planet, but a _______.

star

200

No matter how hard you look, you'll never find me, Unless you have a telescope to help you see. I was once called a planet, but not anymore. Now I'm just a “Dwarf Planet,” but too important to ignore.

Pluto

300

This is the largest planet in our solar system, it has about 80 moons, and it rotates faster than any other planet.

Jupiter. 

300

This planet has craters like the moon.

Mercury.

300

What is the big red spot on Jupiter?

A giant wind storm

300

This is the reason there are still footprints on the moon.

Because there is no wind on the moon to erase the footprints.

300

unscramble the word: P E E N N U T 

Neptune 

400

This planet is the farthest from the sun and could fit planet Earth inside of it about 4 times.

Neptune.

400

On which planet is its year shorter than its day? 



Venus

400

How long does it take planet Earth to orbit one time around the sun? 

365 days or 1 year

400

What is the reason why astronauts float in space?

Because there is no gravity.

400

unscramble the word: N A S T U R 

Saturn 

500

List the planets in order by distance from the sun.

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune

500

This is the coldest planet in our solar system, and the only planet not named after a Roman god.

Uranus. 

500

Titan is the name of the largest moon belonging to this planet.

Saturn.

500

Who said this famous statement when he took the very first steps on the moon? "That's one small step for man, one giant leap for mankind." 

Neil Armstrong

500

I can be full, but I will never spill.
I disappear at times, but return I always will.
What am I?

The moon