Assertion: black hole's matter | /r/CapableOf | cross their event horizons
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Source sentences:
text: And any matter that crosses their event horizons, also known as the point of no return, spirals helplessly toward an unknown fate.
text: A white hole is the theoretical time reversal of a black hole and, while a black hole acts as a vacuum, drawing in any matter that crosses the event horizon, a white hole acts as a source that ejects matter from its event horizon.
text: And any matter that crosses their event horizons, also known as the point of no return, spirals helplessly toward an unknown fate.
text: Scientists believe that, any matter that crosses their event horizons, also known as the point of no return, helices helplessly toward an unknown fate.