Oumuamua actually is a comet or eventually a spaceship” that arrived from out of our solar system then we may now be looking at the second object of this class.
Source: http://ufosightingshotspot.blogspot.com​

The chief climatologist of the US Geological Survey, Dr. Ethan Trowbridge, is alerting the world to the approach of a stellar system governed by an obscure (Nemesis) and its orbiting planets.
Source:http://www.segnidalcielo.it/nibiru-un-climatologo-dellusgs-dichiara-la-presenza-di-una-stella-nana-bruna-e-dei-suoi-pianeti-orbitanti-sta-generando-nuove-faglie-nella-crosta-terrestre/