People
Planets
Facts
100
100: He was the first President of the United States
George Washington
100
The largest planet in our solar system.
Jupiter
100
The star at the center of our solar system
Sun
200
This scientist developed the theory of relativity
Albert Einstein
200
This planet is called the “Red Planet
Mars
200
The only natural satellite of Earth.
Moon
300
This scientist discovered gravity after observing a falling apple.
Isaac Newton
300
The hottest planet in our solar system
Venus
300
The first planet in the solar system closest to the Sun
Mercury
400
The first woman in space
Valentina Tereshkova
400
The planet where we live
Earth
400
The galaxy that contains our solar system
Milky Way