About The Three-Body Problem Characters
Welcome to the comprehensive The Three-Body Problem characters list and database. Here you’ll find detailed profiles of all major and supporting characters in the The Three-Body Problem series. Each profile covers abilities, personality traits, backstories, and relationships.
What You'll Discover
- Complete character bios and personality types
- Unique abilities, roles, and gameplay traits
- Lore connections, occupations, and recurring appearances
Character Roles in The Three-Body Problem
The Three-Body Problem features a wide variety of characters with distinct roles and responsibilities:
- Aerospace Engineer / Swordholder characters
- Sociologist / Wallfacer characters
- Detective / Pragmatist characters
- PIA Chief / Strategist characters
- Nanomaterials Scientist characters
- Astrophysicist / Strategist characters
Below you’ll find the complete list of The Three-Body Problem characters, organized for easy browsing and discovery.
Cheng Xin
An aerospace engineer whose compassion shapes human history, from the Staircase Program to the end of the universe.
Personality
Abilities
I choose love, even if it destroys us.

Luo Ji
A theorist chosen for the Wallfacer Project, whose deterrence concept reframes survival at interstellar scales.
Personality
Abilities
Notable Items
Deterrence is a language that must be understood.

Shi Qiang (Da Shi)
A seasoned detective whose streetwise pragmatism and human sigl‑reading prove vital amid existential puzzles.
Personality
Abilities
Notable Items
People are the hardest sigls to read—and the most important.
Thomas Wade
A ruthless pragmatist who believes that to lose your humanity is to lose much, but to lose your beast ture is to lose everything.
Personality
Abilities
Advance! Advance at any cost!

Wang Miao
A researcher drawn into a reality‑bending investigation linking scientific anomalies to a cosmic game.
Personality
Abilities
Notable Items
If reality bends, measure it twice.

Ye Wenjie
A physicist shaped by tumultuous history whose decisions at the Red Coast Base set humanity on a centuries‑spanning course.
Personality
Abilities
Notable Items
History writes the equations we live by.