All Questions
4
questions
1
vote
2
answers
106
views
The effect black holes have on light
We all know that light loses its energy when it is moving through expanding space and time. And sense a black hole can be summed up to a super compressed space time, shouldn't that mean that a photon ...
3
votes
1
answer
182
views
Can light of certain wavelengths stably orbit a black hole at the photon sphere?
I've recently learned that for a black hole, its photon sphere is an unstable orbit. Light either manages to escape from or fall into the event horizon, depending on how far away from the edge of the ...
- 41
3
votes
0
answers
42
views
Is this a way light/information could escape from a black hole? [duplicate]
Since we have now confirmed that two black holes can combine into one, I have wondered about the Lagrange point (balancing of gravity) that has to exist between them. As the two holes approach and ...
- 31
1
vote
1
answer
126
views
What can a photons and event horizons tell us about space-time? [closed]
Background
Here is a thought experiment I'd like to present that focuses on a photon emitted radially outwards from a black hole precisely at the event horizon. First I was thinking about the ...
- 181