Trivia
Who was the first person to land on the moon?
Neil Armstrong
What year did humans land on the moon?
1969
별
Star
Where is Neil Armstrong from?
USA
What is the "red" planet?
Mars (화성)
태양계
What country is NASA in?
USA
What famous scientist was in a wheelchair?
Stephen Hawking
우주선
Spaceship
Who is Yi So-yeon (이소연)?
The first Korean in space
How many planets are in the solar system?
행성
Planet