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Across 2. A black hole forms when this type of star collapses 6. There are _________________ types of stars 7. This star can hold up to 300,000 earths in it 8. When a sun-like star blasts all of its fuel it becomes a ________________ 10. A cloud of dust and atoms that develops into a star 12. A reigon of spaec that has an infinite gravitational pull 14. When a star runs out of fuel it becomes a _____________________ 16. When fuel for fusions deplete a __________________ is formed 17. A type of black hole classified as a microquasar

Down 1. The sun is this type of star 3. A type of black hole clasified as a quasar 4. The middle of a black hole is called this. 5. A type of black hole believed to have formed 10 to 20 billion years ago 9. This star forms when a Red Giant collapses 11. These stars have been around longer than our galaxy 12. ___________________ of stars are in the galaxy 13. A star not yet a main sequence, but isn't a protostar 15. Are made of hot gases