Three-Body Problem

English language

Published April 19, 2021 by Head of Zeus, Head of Zeus -- an AdAstra Book.


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4 stars (2 reviews)

Cixin Liu's trilogy-opening novel about first contact with aliens and the clandestine struggle with them over Earth's future, and its scientific progress in particular.

1 edition

reviewed Three-Body Problem by Ken Liu

Review of 'Three-Body Problem' on 'Goodreads'

3 stars

Content warning Discusses elements of the plot

Review of 'Three-Body Problem' on 'Goodreads'

5 stars


The three-body problem in physics states that although it is trivial to model the path of two bodies (e.g. binary stars) revolving around each other, it is currently impossible to create a model that can accurately predict the future positions of three bodies around each other, as minute instabilities add up over time to create a chaotic system. This book postulates that the nearest star to the earth, Alpha Centauri, as a ternary star system, is such a chaotic system; despite its unpredictability, a race of sentient species have evolved to sentience on an immensely inhospitable planet. When they learn of the existence of Earth, and realize it is in a stable solar system with a relatively mild climate, what would such a civilization do?

The book reminds me of Carl Sagan's "Contact" (well, the movie; I haven't read the book) but goes beyond the touchy-feely aspects of …


  • Fiction, science fiction, general