The Three-Body Problem.

Based on the novel of the same name by Cixin Liu, the first in the Remembrance of Earth’s Past trilogy. Hundreds of physicists died mysteriously. A Chinese nanomaterials expert, Wang Miao, sees a mysterious countdown in his eyes. Soon he finds out that the "disastrous planet" under three suns in a game really exists. The three-body civilization there will reach the Earth in 400 years. A future catastrophe is coming for humanity...