About the book: year / The story begins with information about the flight of the Unification spacecraft to Pluto and the four cosmonauts on board. During their mission, Charon, the only satellite of the dwarf planet, disappears under mysterious circumstances, which is why the intended target began to move in a completely different orbit. Now the team must change the route on a ship not designed for such maneuvers, and scientists must understand why the object disappeared. Although, one department has an assumption about the loss....