Black Hole

1. a condition in which gravity is predicted to be so intense that spacetime itself would break down catastrophically
7. a fixed luminous point in the night SKU which is a large remote body like the sun
9. formed when a massive star runs out of fuel and collapses
12. all space, matter, and energy
14. the speed at which an object has to travel to completely overcome the moon's gravity
15. an explosion of a star that causes the star to shine a million times brighter than before

2. two light nuclei merge from a single heavier nucleus
3. a place in space where gravity pulls so much that even light cannot get out
4. one is which two stars orbit around a common center of mass
5. a disliked flow of gas, plasma, dust, or particles
6. any substance that has mass and occupies space
8. a continuous area or expose which is free and unoccupied
10. the spherical outer boundary of a black hole loosely considered to be its "surface"
11. a force by which a planet or other body draws objects toward its center
13. when the pressure inside and outside an object vary so much that the object is crushed, or collapses in on itself