Planet Nine –May Be a Grapefruit-Sized Black Hole

  In 2019, astronomers and physicists proposed that the long-sought for Planet Nine, an elusive dark body in the outer reaches of our solar system, may actually be a primordial black hole, a theoretical remnant of the Big Bang, which could account for the odd orbits observed in the distant solar system. Astronomers from the … Continue reading Planet Nine –May Be a Grapefruit-Sized Black Hole