Across
- 3. name for a person who goes into space
- 6. this launches people into space
- 9. this planet has rings that can be seen from Earth
- 10. this is the closest planet to Earth
- 11. the time it takes the Earth to make one full orbit around the sun
- 15. the day of the year we celebrate being born
Down
- 1. this is mostly responsible for the tides on Earth
- 2. the closest planet to the sun
- 4. the hottest season on Earth
- 5. the time it takes for Earth to do one full rotation
- 7. this can be used to see planets in the night sky that are really far away and can't be seen with the naked eye
- 8. this country was the first to land people on the moon
- 12. the largest planet of our solar system
- 13. a rock that burns up when entering the Earth's atmosphere, due to friction.
- 14. these living things use the suns energy to make their own food