> Are there safety concerns, and how would that be perceived? What scale black hole would affect Auroras and e.g. the ionosphere and greater magnetosphere? Au

> Are there safety concerns, and how would that be perceived? What scale black hole would affect Auroras and e.g. the ionosphere and greater magnetosphere? Aurora > Causes: https://en.wikipedia.org/wiki/Aurora https://en.wikipedia.org/wiki/Aurora