Inner Planets
Hot and Cold
Space Rocks!
Gas Planets
Ice Giants
100

This is the only planet in our Solar System known to support life.

What is Earth?

100

This star is found at the center of our solar system.

What is the Sun?

100

This band of rocks is located between Mars and Jupiter, and divides the Inner and Outer Planets.

What is the Asteroid Belt?

100

This is the largest planet in our solar system and is eleven times larger than the Earth. 

What is Jupiter?

100

This planet is the farthest from the Sun and named after the Roman god of the sea.

What is Neptune?

200

This planet is closest to the sun, but is not the hottest in the Solar System.

What is Mercury?

200

This planet is the hottest in the solar system because the atmosphere is composed almost entirely of carbon dioxide.

What is Venus?

200

Made of ice and dust, these objects travel through space with dust tails and can be seen at night as they travel past Earth.

What are Comets?

200

This second largest gas giant planet is known for its large visible rings.

What is Saturn?

200

Methane gas in the upper atmosphere is responsible for the Ice Giants appearing this color.

What is blue?

300

High iron oxide content in its soil gives this planet a red color.

What is Mars?

300

This planet has the greatest range of temperatures from 800 degrees Fahrenheit during the day to -270 degrees Fahrenheit at night.

What is Mercury?

300

A fragment of rock or iron from outer space which hits the surface of the Earth after making it through our atmosphere.

What is a Meteorite?

300

Jupiter and Saturn have many of these natural satellites orbiting around them.

What are moons?

300

Voyager 2 is the only probe to flyby this 7th planet from the Sun.

What is Uranus?

400

The inner planets are sometimes called this, after the type of surface they have.

What is rocky or terrestrial?

400

This planet is the coldest in our Solar System.

What is Uranus?

400

Sometimes called a shooting star, this is the flash of light that we see in the night sky when a small chunk of interplanetary debris burns up in Earth's atmosphere.

What is a Meteor?

400

The Great Red Spot on Jupiter is actually one of these.

What is a hurricane-like storm?

400

This unique 90 degree tilt of Uranus makes the planet look like it is doing this on its axis.

What is rolling?

500

This planet is sometimes mistakenly called the brightest star in the sky.

What is Venus?

500

This reaction in the Sun is the source of all energy and light on Earth.

What is nuclear fusion?

500

A chunk of rocky or metallic debris in outer space, this debris would become a Meteor if it entered the Earth's atmosphere.

What is a Meteoroid?

500

Gas Giant planets are mostly made up of these two gases, the lightest elements on the Periodic Table.

What are hydrogen and helium?

500

Neptune is known for this type of severe weather, at speeds of 2000 km/hour.

What are winds?