Across
- 1. / Last year, I got a _____ as a birthday present. Now I look at the stars every night.
- 7. / The planet Neptune was _____ed in 1846. People didn't know it existed before that time.
- 9. / _____s carry astronauts into space.
- 10. / I don't live on the moon. I live on _____.
- 12. life /Animals or plants that might live on other planets are called _____.
- 13. / Galileo Galilei was a famous _____ who used a telescope to study the night sky 400 years ago.
- 14. / Astronomers have discovered hundreds of other _____s that orbit other stars.
Down
- 2. / Why do people want to _____ space? Why do they want to find out what is out there?
- 3. Perhaps, humans will travel in _____s to other solar systems and planets in the future.
- 4. / When I was a kid, I wanted to grow up and be an _____ and travel in space.
- 5. / The _____ from the Earth to the sun is about 150 million kilometers.
- 6. / _____ makes things fall down.
- 8. system/ Our _____ has eight planets.
- 11. Some people believe that there might be alien life on _____.