Across
- 2. A massive blue supergiant in the Orion constellation.
- 4. What equilibrium keeps a star from collapsing under its own gravity
- 7. Unit of distance equal to 3.26 light-years.
- 9. What kind of star sends out light pulses like a cosmic lighthouse?
- 11. A tiny particle that mediates electromagnetic radiation in the universe.
- 12. What sits quietly at the center of our galaxy?
- 13. dwarf What’s the Sun’s “official” star type?
- 14. Which star is waiting to replace Polaris as the North Star in 13,000 years?
Down
- 1. What scientific method is used to determine the composition of stars?
- 3. What do stars burn to keep on shining?
- 5. dwarf What’s the smallest type of star?
- 6. What’s the first stage of a star’s life called?
- 8. What’s the dramatic, explosive ending of a massive star called?
- 10. What do we call planets that orbit stars outside our Solar system?
- 12. What’s the sizzling hot color of the hottest stars?