3 ms·
all of the stuff I'm the Solar system that we know about probably was here from the beginning, forming out of the same cloud of dust that produced the sun. A bl
by roywiggins 3y ago
all of the stuff I'm the Solar system that we know about probably was here from the beginning, forming out of the same cloud of dust that produced the sun. A black hole would have to wander in from elsewhere and somehow get captured rather than zipping by on a hyperbolic orbit.