The Study of the Universe

The Study of our Universe and our planets

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Across

2. How long is a day on Mercury ?

4. I was the first probe to go to Mercury ?

5. I am the Largest volcano in Our solar System ?

7. I am the largest peak on Earth ?

9. I am the closest planet to the sun ?

12. On Mercury how long is a year ?

13. I am the Roman Goddess of Beauty ?

14. The average on Venus is ?

Down

1. I cover one fifth of the Earth surface ?

3. I am the largest ocean in Earth ?

6. I am a large volcano in Venus ?

8. I am often called the baby bear planet ?

10. 97% percent of my atmosphere is made of this ?

11. I am the Roman God of War ?

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