Across
- 4. It doesn't mean we are not ________.
- 7. The ________ that we receive would be very weak.
- 8. Have you ever seen a movie about ________?
- 9. They are also trying to ________ with us.
- 10. They come to Earth and make ________ with us.
Down
- 1. The first ________ were fruit flies which were launched in 1947.
- 2. ________ have done some research about outer space.
- 3. They live in other ________.
- 5. It's a program of ________ dishes catch sounds of life.
- 6. To do this, they need to send a ________ through space.
