Subscribers: LOG IN Not a member? SUBSCRIBE!
This planet is known as the red planet because of its red soil.
This star is the largest body in our solar system.
Which planet is made up mostly of water?
Which planet is the hottest?
How many planets are in our solar system?
This planet is known for its rings.
What is the order of the planets?
Mercury, Venus, Earth, Jupiter, Saturn, Uranus, Neptune
This planet has a nickname: Third Rock from the Sun.
The Earth has one moon. Which planet has the most moons?
Jupiter. It has 63 moons.
How many days does it take the Earth to orbit the sun?
Which planet is the coldest?
This astronaut was the first person to walk on the moon.
Neil Armstrong. He walked on the moon in 1969.
These rocky objects orbit the sun.
This spiral galaxy is home to Earth and the rest of our solar system.
This telescope uses cameras to take pictures in space.
Hubble Space Telescope
These objects in our solar system are bigger than comets and asteroids but not big enough to be called planets.
These objects are made of mostly dust and ice and often have a “tail” of dust and gas.
She was the first American woman to travel into space.
The sun is made up mostly of hydrogen and which other gas?
This is the word for a planet’s path around the sun.
© 2016 Time Inc. All Rights Reserved.