The Integral Trees
Larry Niven
Integral Trees (1)
Protector
Known Space (1)
Ringworld
Ringworld (1)
The Ringworld Engineers
Ringworld (2)
Lucifer's Hammer
Larry Niven & Jerry Pournelle
Footfall
Inferno
Inferno (1)
The Mote in God's Eye
Moties (1)
Witch World
Andre Norton
Estcarp (1)
Emergence
David R. Palmer
Emergence (1)
Rite of Passage
Alexei Panshin
Little Fuzzy
H. Beam Piper
Fuzzy (1)
Jem
Frederik Pohl
Gateway
Heechee (1)
Beyond the Blue Event Horizon
Heechee (2)
Man Plus
Man Plus (1)
Boneshaker
Cherie Priest
Clockwork Century Universe (1)