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Across 6. It was stripped of its planet 8. it is similar size to the earth and the atmosphere is primarily carbon dioxide 10. The outermost gas giant 12. This is the only planet with a ring around it 14. The man who discovered jupiter 16. They are a rocky substance 18. It is a sudden brightening of the sun observed 19. The first man on the moon 21. This rocky planet has seen volcanoes 22. A process by which the atmosphere melts 26. The second man on the moon 28. The surface of the sun or other celestrial body projected against the sub 31. It measures what activity and life are on the planets 34. nearly every planet and moon have this 36. It is a large group of stars 38. It is the third of the gas giants` 39. Something that travels around planets 40. A mutual physical force that makes two bodies attract

Down 1. A region of charged particles in planets 2. a flash of light 3. It deals with celestial objects 4. Its a shooting star in the movies 5. our great planet 7. A narrow steam of gas particles ejection from a accretion 9. A element consisting of one electron and one proton 11. It is a astronomical event that occurs when a astronomical event when obscured 13. It is in our air 15. It is the galaxy that contains our Solar System 17. all the planets form this 20. Things that fly people to the moon 23. An Astronomical unit of measure equal to the distance light travels 24. It is the largest planet in the solar system 25. It is also known as a jovian planet 27. The theory that suggests that the world was created in one point 29. Jupiter was named after the the something of the gods 30. A interval of a complete cycle 32. Its hot and it provides us with light 33. It orbits close to the sun 35. it is a company who fly people to the moon and make rocket ships 37. Mars is named after the god of it