Earth has been hit by about half of that since life started here. Make our experience unusual enough and the average about 10000, and you'll get a Great Filter out of asteroid impacts.
You know, when a physics Nobel Prize winner makes some statement about probabilities that the entire community recognizes as insightful, it's usually not simplistic.
You know, when a physics Nobel Prize winner makes some statement about probabilities that the entire community recognizes as insightful, it's usually not simplistic.