The Three-Body Problem is a 4-book series with 4 primary works first released in 2006 with contributions by Cixin Liu and Baoshu.
#1 of 4 in The Three-Body Problem
2006 • 2,678 Readers • 400 pages • 3.9
#2 of 4 in Remembrance of Earth's Past
2008 • 934 Readers • 400 pages • 4.2
#3 of 4 in The Three-Body Problem
2010 • 762 Readers • 604 pages • 4.4
#4 of 4 in Remembrance of Earth's Past
2011 • 119 Readers • 400 pages • 3.3