> It's expected never to encounter any other object in all eternity.
This is read as "near zero" rather than "no chance". "Expected" is a word of uncertainty.
I think the rough napkin math would be: take the volume that the probe will sweep through and multiply it by the volume of matter in the universe/volume of the universe.
This is read as "near zero" rather than "no chance". "Expected" is a word of uncertainty.
I think the rough napkin math would be: take the volume that the probe will sweep through and multiply it by the volume of matter in the universe/volume of the universe.