Assertion: black hole | /r/CapableOf | represent the point of no return
Facets:
Source sentences:
text: The project is named for the event horizon, the proposed boundary around a black hole that represents the point of no return where no light or radiation can escape.
text: An event horizon is a theorized boundary around a black hole that marks the "point of no return" where matter and even light can't escape.
text: In our universe, a 3-D black hole has a 2-D event horizon, the boundary around the mouth of the black hole that represents the point of no return for anything that falls inside and gets trapped by gravity.
text: The project is named after the event horizon, the proposed boundary around a black hole that represents the point of no return where no light or radiation can escape.