The Three Body Problem

The Three-Body Problem by Liu Cixin follows astrophysicist Ye Wenjie, who after witnessing her father's death during China's Cultural Revolution, makes contact with an alien civilization from the Trisolaran system and invites them to Earth, believing humanity needs to be saved from itself. This hard science fiction masterpiece weaves together China's tumultuous political history with concepts from theoretical physics, exploring humanity's first contact with an alien species whose unpredictable three-sun system has driven them to seek a new home, our planet.