Trying to identify a story which has trade missions to alien planets
119716
Short story with aliens who hear their own thoughts as god-like voices
61906
I am looking for an older series about space colonization
40450
Sci-fi novel about man picked up by aliens to represent earth in battle against galactic invaders
61898
Alien cow pie collectors -- name of story?
147153
Need help identifying science fiction short story about a board game
55796
Story about space explorers who communicate but then decide they must destroy each other
22676
Looking for a short story about a man who is visiting a planet where you get your position/job through playing a game
89070
Unknown Science Fiction Space Book
93979
Help Identifying a Sci-Fi Book: Humans transported to alien world and given tasks to escape
74048
Looking to Identify Book that has a large Leviathan type ship on the front
24884
Story ident : Solar powered aliens
86853
Novel about alien conquerers who conduct games to select servants
18199
Looking for sci-fi novel I read about humanity finding alien station on orbit of Earth
150922
Identification of a sci-fi book or book series based on the description of two alien races
146009
Short story about aliens who want to trade items for information, stories, jokes etc
42867
Short story about an astronaut that has to harvest/collect the body fluids of an alien for a panacea
98805
Trying to identify a short story in which aliens turned an entire city block into a spaceship