Inner Planets
Outer Planets
Misc. 1
Misc. 2
Misc. 3
100

Which planet is known as the red planet

Mars

100

Which planet is the largest in the solar system?

Jupiter

100

What is at the center of our solar system?

the sun

100

What tool do astronomers use to look at the stars?

telescope

100

What is a light year a measurement of?

distance

200

Which planet is closest to the sun?

Mercury

200

Which planet has rings made of ice and rocks?

Saturn

200

What do we call a group of stars that forms a pattern in the sky?

Constellation

200

What is a meteor called if it lands on Earth?

meteorite

200

Which object is not a planet?

the moon

300

What is the hottest planet in the solar system

Venus

300

Which planet is known for being tilted on its side?

Uranus

300

What is the name of our galaxy?

Milky Way

300

What causes day and night on Earth?

Earth's rotation on its axis

300

What keeps the planets in orbit around the sun?

gravity

400

How long does it take the Earth to orbit the sun once?

1 year

400

Which planet is farthest from the sun?

Neptune

400

How many planets are in our solar system?

8

400

What is the moon's surface mostly made of?

dust and rocks

400

What are the small rocky bodies mainly found between Mars and Jupiter?

Asteroids

500

Which planet is known as earth's twin?

Venus

500

Which planet is known for having the great red spot?

Jupiter

500

What causes our moon to shine?

reflected sunlight

500

What do we call the path a planet takes around the Sun?

orbit

500

What do astronauts wear to protect them in space?

space suits

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