You are using an older browser version. Please use a supported version for the best MSN experience.

Harvard Scientists Develop Plan to Determine if ‘Planet 9’ is a Black Hole

Researchers at Harvard University and the Black Hole Initiative have developed a new method to determine once and for all if the hypothesized "Planet 9" at the edge of our solar system is an undiscovered world or a primordial black hole.
image beaconimage beaconimage beacon