People used to argue about whether planets like the eight (or more) in our solar system were rare. Starting in the 1990s with the discovery of the first exoplanets, it became clear planets are common around other stars. Now, a new simulation suggests there could be as many as 50 billion rogue planets.
The post There May Be 50 Billion Rogue Planets in Our Galaxy appeared first on ExtremeTech.
from ExtremeTechExtremeTech https://ift.tt/2VQHRWG