> Around the same time our ancestors left Africa, a dim red dwarf star came to within 0.8 light-years of our Sun So that's within the Oort cloud. If this happe

> Around the same time our ancestors left Africa, a dim red dwarf star came to within 0.8 light-years of our Sun So that's within the Oort cloud. If this happened again should we be more concerned about the star disturbing our Oort cloud or about us travelling through the other stars Oort cloud?