Opus No. Title Datesort ascending Setting Publication type I.U.C. Notes
15 Relic of the Empire, A December, 1966 Known Space Short Story K.S. 23 (2645) First story that ties the world of Luke Garner to the world of Beowulf Shaeffer.  
13 At the Core November, 1966 Known Space Short Story K.S. 24 (2646) Beowulf discovers the core of the galaxy is exploding. First appearance of Long Sho
14 At the Bottom of a Hole November, 1966 Known Space Short Story K.S. 08 (2112) Martians
11 How the Heroes Die October, 1966 Known Space Short Story K.S. 05 (2040) Murder on Mars, and Martians
12 Neutron Star October, 1966 Known Space Short Story K.S. 22 (2644) First Beowulf Shaeffer story and the first story set in the hyperdrive era of Known Space.
9 By Mind Alone June, 1966 Stand Alone Short Story A stand-alone story about teleportation.
10 World of Ptavvs June, 1966 Known Space Novel K.S. 07 (2106) This was Larry's first published full length novel.  A shorter version of this story appeared in Worlds of Tomorrow, March 1965 (#3).
8 Bordered in Black April, 1966 Known Space: Prototype Short Story Stand-alone, not a Known Space story though the Hyperspace "Blind Spot" was later incorporated into Known Space.
6 Warriors, The February, 1966 Known Space Short Story K.S. 18 (2360) 1st Man-Kzin War story
7 Eye of an Octopus February, 1966 Known Space Short Story K.S. 04 (1996) Discovery of Martians
5 Becalmed in Hell July, 1965 Known Space Short Story K.S. 02 (1985) sequel to Coldest Place, The
4 One Face June, 1965 Known Space: Prototype Short Story Stand-alone, NOT a Known Space story though it contains names and themes that were later folded into Known Space
3 Wrong-Way Street April, 1965 Known Space Short Stor A stand-alone time-travel story. Niven credits his editor, Fred Pohl, with a great deal of help with this story: "He published my second story, "Wrong Way Street," in Galaxy. The title is his. He felt it needed a new first chapter for coherency, and he wrote that too." Note that the story reappears in Convergent Series without the hyphen in the title.
2 World of Ptavvs March, 1965 Known Space Novella Expanded into novel form in 1966, see World of Ptavvs  
1 Coldest Place, The December, 1964 Known Space Short Story K.S. 01 (1985) Niven's first published story saw print right around the same time that scientists determined with radar pulses that Mercury doesn't keep one face to the sun after all

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