Size and Distance
Planet Patterns and Understanding
Discovery and History
Moons and Rings
Planet Features and Facts
100

Distance from Earth to Neptune

about 4.6 billion km

100

This planet is blue because of methane in its atmosphere

Neptune

100

Uranus discovered by this person

Who is William Herschel

100

Mars has this many moons

2

100

Mercury surface is described as this

rocky and cratered

200

Radius of Neptune

24,622 km

200

This planet appears red because of rusted iron dust

Mars

200

Neptune was discovered using this method

A mathematical prediction

200

Names of Mars’ moons

Phobos and Deimos

200

Mars formed through this process

What is accretion

300

Mars distance from the Sun

about 228 million km

300

This planet has seasons because of its tilt

Mars

300

Jupiter was discovered by this scientist

Galileo Galilei

300

Uranus has this many rings

13

300

Jupiter’s Great Red Spot is this

A storm

400

Mercury radius

2,440 km

400

This planet rotates on its side, causing extreme seasons

Uranus

400

First picture of Uranus taken by this probe

What is Voyager 2

400

Saturn’s rings extend this far

about 282,000 km

400

Earth's spin speed

About 1,674 km/h

500

This planet is so large you could fit about 1,000 Earths inside it

What is Jupiter

500

This planet is the coldest due to its atmosphere

Uranus

500

Earth’s age

about 4.54 billion years

500

Uranus moons are named after these

What are Shakespearean characters

500

Neptune is named after this

The Roman god of the sea

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