Across
- 2. Coldest planet in the solar system
- 5. First astronomer known to propose a heliocentric universe
- 6. Venus´s temperature is the _____ planet in the solar system
- 8. also known as a comet
- 9. Pluto is a?
- 10. Astronomers call these ¨satellites¨
Down
- 1. The belt between Mars and Jupiter is made of?
- 3. also known as a meteor
- 4. Jupiter is the __________ in the solar system
- 7. First scientist to use a telescope and report what he saw