Books about Human-alien encounters -- Fiction (sorted by popularity)
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Summer Guests James H. Schmitz 214 downloads
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Der rote Stern: Ein utopischer Roman (German) A. Bogdanov 213 downloads
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The universe wreckers Edmond Hamilton 213 downloads
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The Barbarians Tom Godwin 213 downloads
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The Tree of Life C. L. Moore 212 downloads
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The hellflower George O. Smith 211 downloads
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The Dark Goddess Richard S. Shaver 210 downloads
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The Onslaught from Rigel Fletcher Pratt 210 downloads
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The night of no moon H. B. Fyfe 207 downloads
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The invading asteroid Manly Wade Wellman 207 downloads
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Cultural Exchange Jesse F. Bone 207 downloads
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Corpus earthling Louis Charbonneau 206 downloads
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Founding Father Jesse F. Bone 205 downloads
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The expendables A. E. Van Vogt 205 downloads
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The World That Couldn't Be Clifford D. Simak 205 downloads
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White spot Murray Leinster 205 downloads
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And Then the Town Took Off Richard Wilson 204 downloads
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The Unprotected Species Melvin Sturgis 203 downloads
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Aide Memoire Keith Laumer 203 downloads
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Collector's Item Evelyn E. Smith 202 downloads
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Do Unto Others Mark Clifton 201 downloads
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Left hand, right hand James H. Schmitz 201 downloads
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Student Body F. L. Wallace 201 downloads
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My Fair Planet Evelyn E. Smith 201 downloads
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The guest rites Robert Silverberg 200 downloads