Greater Foundation Universe is a 31-book series with 31 released primary works first released in 1945 with contributions by Isaac Asimov, Айзък Азимов, and آیزاک آسیموف.
#1 of 3 in Galactic Empire
1951 • 147 Readers • 240 pages • 3.3
#3 of 3 in Galactic Empire
1950 • 9 Readers • 264 pages • 3.3
#6 of 9 in Foundation (Publication Order)
1988 • 391 Readers • 424 pages • 3.9
#7 of 9 in Foundation (Publication Order)
1993 • 4 Readers • 526 pages • 4
#1 of 9 in Foundation (Publication Order)
1951 • 2,212 Readers • 255 pages • 4
#2 of 9 in Foundation (Publication Order)
1945 • 842 Readers • 244 pages • 4
#3 of 9 in Foundation (Publication Order)
1953 • 3 Readers • 213 pages • 4.5
#4 of 9 in Foundation (Publication Order)
1951 • 467 Readers • 450 pages • 4
#5 of 9 in Foundation (Publication Order)
1986 • 4 Readers • 549 pages • 4
#0.3 of 4 in Robot
1982 • 1 Reader • 496 pages • 5
#0.2 of 6 in Robot, chronological order
1964 • 78 Readers • 556 pages • 3.9
#0.2 of 6 in Robot, chronological order
1964 • 1 Reader • 3
#1 of 4 in Robot
1953 • 1 Reader • 312 pages • 5
#0.2 of 6 in Robot, chronological order
1964 • 1 Reader • 222 pages • 4
#1 of 4 in Robot
1953 • 1 Reader • 322 pages • 5
#0.3 of 4 in Robot
1982 • 1 Reader • 558 pages • 4