Across
- 5. Bright,irregular flashes of gamma rays
- 8. A rotating disk of matter formed around a massive body
- 10. 100,000 to billions of solar masses. Found in the center of galaxies
- 11. difference in elapsed time as measured by two clocks
- 12. a powerful explosion of a star
- 13. The size of a Neutron Star
- 15. A type of neutron star with an extremely powerful magnetic field
Down
- 1. Forms when a massive star runs out of fuel and collapses
- 2. Violent eruptions thousands of times more luminous than our sun and lasting seconds.
- 3. the boundary where the velocity needed to escape exceeds the speed of light
- 4. ripples in the fabric of space time
- 6. the point where density and gravity become infinite
- 7. A system of two stars that are bound to each other
- 9. 3 to dozens of times greater than the Suns mass
- 14. A neutron star that emits heavy radiation as it spins very fast