> If one of the black holes goes active, and if the jet is pointed at us, what might be the effect? For stellar mass black holes, I don't think jets would hav

> If one of the black holes goes active, and if the jet is pointed at us, what might be the effect? For stellar mass black holes, I don't think jets would have a significant effect this far away. The jets that travel really long distances are associated with supermassive black holes (billions of solar masses) powering quasars.