Question of the Week Podcast

Question of the Week episode

Mon, 17th Oct 2011

Why don't black holes explode?

Black holes emit Hawking radiation and gradually reduce in size, so is there a critical mass at which a black hole can no longer support itself? Find out in this QotW. Plus, we ask how much gravity can keep a human healthy.

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In this edition of Question of the Week

Full Transcript

  • Why don't black holes explode once they lose enough mass?

    If it takes a very massive star collapsing to form a black hole, and Hawking's radiation eats it away, then why doesn't it blow up after enough matter is eaten away? I was listening to one of your previous Naked Astronomy shows and they stated that eventually the black hole wi...



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