this should show up as a completely dark sphere in the universe
Which, notably, we do see (https://en.m.wikipedia.org/wiki/Boötes_void). Though they don’t conflict with our models of how the universe would end up naturally.
Unlike what you would expect with black holes, we can see that the Boötes void contains very little mass by looking for gravitational lensing and the movement of surrounding galaxies.
Which, notably, we do see (https://en.m.wikipedia.org/wiki/Boötes_void). Though they don’t conflict with our models of how the universe would end up naturally.
Unlike what you would expect with black holes, we can see that the Boötes void contains very little mass by looking for gravitational lensing and the movement of surrounding galaxies.