Fifth humanity

At the time of the beginning of a terrible catastrophe, in which half of humanity will die, Ruslan, together with his wife, the agile goes into an intelligence flight to the planet Ars in the constellation Orion. On Earth, his clone remains, which implements plans to create the fifth humanity. Returning home in the XXIII century, Ruslan learns that the black hole in the coming decades will absorb the solar system, so it is urgent to evacuate the entire population of the Earth on the planet Ars. Such a black hole really exists on the outskirts of the solar system, many consider it the 9th planet, it is still the size of a children"s ball, but already with a mass ten times higher than the mass of the Earth. Moreover, the first messages about this black hole appeared after the novel was already written