Dark Matter
Well, I guess we are now starting to understand where all the so called "Dark Matter" is then, since Singularities seem to be more common than previously thought. And don't worry about them "zipping around space". Anything with that mass is going to get noticed if it gets anywhere near us. 1000ly is a LONG way away!! Travelling at C it would still take it 1000 years to get here!
Biting the hand that feeds IT
