Assertion: black hole | /r/HasProperty | created
Facets:
Source sentences:
text: After a black hole is created, the gravitational force continues to pull in space debris and other type of matters to help add to the mass of the core, making the hole stronger and more powerful.
text: We know that black holes are created when a large star has burned up all of its hydrogen.
text: A black hole is created when a huge star dies and collapses in on itself.
text: Black holes are created when a red super giant star collapses, causing a supernova explosion.
text: Black holes are created when stars die catastrophically in a supernova.
text: Black holes are created when stars, much more massive than our Sun, die catastrophically in a supernova.
text: Under the classical theory of general relativity, once a black hole is created, it will last forever since nothing can escape it.
text: When matter is compressed beyond a certain density, a black hole is created.