2 ms·
We have direct proof of: * extremely large masses * in very small volumes * that are not, themselves, emitting anything It could be many things, but they pr
by azernik 9y ago
We have direct proof of:
* extremely large masses
* in very small volumes
* that are not, themselves, emitting anything
It could be many things, but they pretty much all fit the definition of "black hole".
- WJW 9y agoI think this is as definitive a proof we'll get until we get close enough to directly measure Hawking radiation. Of course, by that time we should also be close enough to "see" the black hole directly...