Planets
The Sun
Space Facts
Solar system
Even more space facts
100

This planet is closest to the Sun

Mercury

100

The Sun is made out of

Gas

100

It takes Earth this long to go around the Sun

One year 

100

This planet is the only one known to support life

Earth

100

A scientist who studies space

astronomer

200

This planet is called the Red Planet

Mars

200

The Sun is at the center of this

The solar system 

200

This tool lets us see stars and planets up close

Telescope 

200

This planet is known for having a thick, toxic atmosphere

Venus 

200

The name of our galaxy

The Milky Way 

300

This is the largest planet in our solar system

Jupiter

300

How hot does the sun burn at?

Millions of degrees 

300

This is what we call a “shooting star”

meteor

300

This planet is known as the smallest planet

Mercury 

300

This force keeps planets in orbit

Gravity

400

This planet has rings and is made mostly of gas

Saturn 

400

The Sun gives us light and this type of energy

Heat 

400

This icy object grows a tail when near the Sun

Comet 

400

This gas giant is famous for its many colorful bands

Jupiter 

400

This dwarf planet used to be the 9th planet

Pluto

500

This planet has a storm called the Great Dark Spot

Neptune 

500

Plants use sunlight to make food in this process

photosynthesis

500

This is the name of the first person to walk on the Moon

Neil Armstrong 

500

These are small rocky objects that orbit the Sun, mostly found between Mars and Jupiter

asteroids

500

The farthest planet from the Sun

Neptune