Three-body problem (disambiguation)

The three-body problem is a trajectory problem in physics.

It may also refer to:

• Euler's three-body problem, a variant of the three-body problem discussed by Leonhard Euler

• Remembrance of Earth's Past, also known as The Three-Body Problem, a trilogy of science fiction novels by Liu Cixin
  • The Three-Body Problem (novel), a 2008 novel by Liu Cixin and the first book in the trilogy

• The Three-Body Problem (film), an unreleased Chinese science fiction 3D film adaptation of the novel The Three-Body Problem
• The Three-Body Problem in Minecraft, a 2014 Chinese animated series adaptation of Remembrance of Earth's Past
• The Three-Body Problem (animated TV series), a 2022 Chinese animated series adaptation of the novel The Dark Forest, the second book in the Remembrance of Earth's Past trilogy
• Three-Body, a 2023 Chinese live-action series adaptation of the novel The Three-Body Problem, produced by Tencent Video
• 3 Body Problem (TV series), a 2024 Netflix American science fiction series adaptation of Remembrance of Earth's Past

• Three body (disambiguation)
• Poincaré and the Three-Body Problem, a monograph in the history of mathematics on the work of Henri Poincaré on the three-body problem in celestial mechanics
• Two-body problem, in physics