Hard SF reading group (90 books)

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1	Extinction: A Hard Science Fiction Novel of First Contact and the Sixth Mass Extinction by David Crouse (Goodreads Author) 3.76 avg rating — 46 ratings score: 2,900, and 29 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
2	The Martian by Andy Weir (Goodreads Author) 4.42 avg rating — 1,389,228 ratings score: 1,883, and 19 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
3	The Forever War (The Forever War, #1) by Joe Haldeman 4.14 avg rating — 185,913 ratings score: 1,451, and 15 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
4	Leviathan Wakes by James S.A. Corey (Goodreads Author) 4.31 avg rating — 341,098 ratings score: 1,278, and 13 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
5	Altered Carbon (Takeshi Kovacs, #1) by Richard K. Morgan 4.03 avg rating — 118,571 ratings score: 1,135, and 12 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
6	Rendezvous with Rama (Rama, #1) by Arthur C. Clarke 4.12 avg rating — 191,414 ratings score: 971, and 10 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
7	The Three-Body Problem (Remembrance of Earth’s Past, #1) by Liu Cixin (Goodreads Author) 4.08 avg rating — 542,216 ratings score: 958, and 10 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
8	Red Mars (Mars Trilogy, #1) by Kim Stanley Robinson 3.85 avg rating — 91,134 ratings score: 921, and 10 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
9	A Fire Upon the Deep (Zones of Thought, #1) by Vernor Vinge 4.13 avg rating — 68,849 ratings score: 717, and 8 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
10	GÉNESIS: LOS OLVIDADOS (Ciencia Ficción Dura) (Genesis Universe: English - Español) by Francisco Sol (Goodreads Author) 4.63 avg rating — 27 ratings score: 700, and 7 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
11	Foundation (Foundation, #1) by Isaac Asimov 4.17 avg rating — 618,064 ratings score: 679, and 7 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
12	The Dark Forest (Remembrance of Earth’s Past, #2) by Liu Cixin (Goodreads Author) 4.40 avg rating — 244,398 ratings score: 674, and 7 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
13	A Deepness in the Sky (Zones of Thought, #2) by Vernor Vinge 4.32 avg rating — 35,853 ratings score: 525, and 6 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
14	Kindred by Octavia E. Butler 4.31 avg rating — 297,544 ratings score: 485, and 5 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
15	Ancillary Justice (Imperial Radch, #1) by Ann Leckie (Goodreads Author) 3.99 avg rating — 123,972 ratings score: 476, and 5 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
16	Dragon's Egg (Cheela, #1) by Robert L. Forward 4.12 avg rating — 10,335 ratings score: 471, and 5 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
17	The Windup Girl by Paolo Bacigalupi (Goodreads Author) 3.75 avg rating — 79,406 ratings score: 439, and 5 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
18	The Reality Dysfunction 1: Emergence (Night's Dawn 1) by Peter F. Hamilton (Goodreads Author) 4.26 avg rating — 7,155 ratings score: 424, and 5 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
19	Planet Ignis by Cassio Ferreira (Goodreads Author) 3.87 avg rating — 23 ratings score: 397, and 4 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
20	Seveneves by Neal Stephenson (Goodreads Author) really liked it 4.00 avg rating — 128,560 ratings score: 396, and 4 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
21	Death's End (Remembrance of Earth’s Past, #3) by Liu Cixin (Goodreads Author) 4.40 avg rating — 189,406 ratings score: 378, and 4 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
22	Coyote (Coyote Trilogy, #1) by Allen M. Steele 3.85 avg rating — 3,782 ratings score: 369, and 4 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
22	Tau Zero by Poul Anderson 3.82 avg rating — 17,994 ratings score: 369, and 4 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
24	2010: Odyssey Two (Space Odyssey #2) by Arthur C. Clarke 3.96 avg rating — 62,325 ratings score: 352, and 4 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
25	Project Hail Mary by Andy Weir (Goodreads Author) 4.51 avg rating — 1,909,329 ratings score: 299, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
26	He, She and It by Marge Piercy 3.99 avg rating — 5,891 ratings score: 278, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
27	The Prefect (Prefect Dreyfus Emergency, #1) by Alastair Reynolds 4.17 avg rating — 22,438 ratings score: 254, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
28	The Ophiuchi Hotline (Eight Worlds #1) by John Varley 3.89 avg rating — 4,125 ratings score: 244, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
29	Green Mars (Mars Trilogy, #2) by Kim Stanley Robinson 3.96 avg rating — 41,884 ratings score: 239, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
30	The Reality Dysfunction 2: Expansion (Night's Dawn 1) by Peter F. Hamilton (Goodreads Author) 4.30 avg rating — 4,679 ratings score: 223, and 3 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
31	Zero Point Emotion: The Algorithm of Being (The Zero Point Ascension Series Book 1) by Elias Voss (Goodreads Author) 4.72 avg rating — 39 ratings score: 200, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
32	Galaxies Collide by Aaron L. Bratcher (Goodreads Author) 4.94 avg rating — 48 ratings score: 199, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
33	Shipstar (Bowl of Heaven, #2) by Gregory Benford 3.70 avg rating — 1,579 ratings score: 196, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
33	Our Life Is Not Our Own (PetaHertz, #1) by Orest Lastow (Goodreads Author) 3.77 avg rating — 128 ratings score: 196, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
35	Bowl of Heaven (Bowl of Heaven, #1) by Gregory Benford 3.42 avg rating — 2,897 ratings score: 194, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
35	Freedom™ (Daemon, #2) by Daniel Suarez (Goodreads Author) 4.26 avg rating — 31,009 ratings score: 194, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
35	Espacio Revelación by Alastair Reynolds 3.99 avg rating — 64,301 ratings score: 194, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
38	The Complete Atopia Chronicles (Atopia Chronicles, #1-6, Atopia, #1) by Matthew Mather 3.56 avg rating — 6,127 ratings score: 185, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
39	The Accidental Time Machine by Joe Haldeman 3.74 avg rating — 11,193 ratings score: 182, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
39	The Quantum Thief (Jean le Flambeur, #1) by Hannu Rajaniemi 3.83 avg rating — 24,583 ratings score: 182, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
41	Beggars in Spain (Sleepless, #1) by Nancy Kress (Goodreads Author) 3.94 avg rating — 9,238 ratings score: 179, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
42	Schismatrix Plus by Bruce Sterling 3.93 avg rating — 5,200 ratings score: 175, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
43	The Sands of Mars by Arthur C. Clarke 3.76 avg rating — 5,276 ratings score: 173, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
44	2312 by Kim Stanley Robinson 3.53 avg rating — 22,365 ratings score: 167, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
45	Calculating God by Robert J. Sawyer (Goodreads Author) 3.87 avg rating — 10,619 ratings score: 150, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
46	The Crucible of Time by John Brunner 3.72 avg rating — 1,241 ratings score: 146, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
47	Antarctica by Kim Stanley Robinson 3.80 avg rating — 3,547 ratings score: 141, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
48	Across Realtime by Vernor Vinge 4.16 avg rating — 2,457 ratings score: 132, and 2 people voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
49	Cobalt Slave by Jon Walker (Goodreads Author) 3.71 avg rating — 21 ratings score: 100, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
49	A Fire Within (Sekret Machines #2) by Tom DeLonge (Goodreads Author) 4.07 avg rating — 1,091 ratings score: 100, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
49	Skull Flowers by Jazon Dion Fletcher 2.68 avg rating — 141 ratings score: 100, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
49	Vårt liv är inte vårt (Petahertz, #1) by Orest Lastow (Goodreads Author) 3.77 avg rating — 128 ratings score: 100, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
49	Slaves to the Stars by Nuell Martin (Goodreads Author) really liked it 4.00 avg rating — 12 ratings score: 100, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
49	American Survivor (Raven's Record #1) by Debbie Hightower (Goodreads Author) 4.62 avg rating — 74 ratings score: 100, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
49	Subtraction by K. W. Franklin 3.76 avg rating — 17 ratings score: 100, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
56	Zero World by Jason M. Hough (Goodreads Author) 3.79 avg rating — 3,149 ratings score: 99, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
56	Världen är min (Petahertz, #2) by Orest Lastow (Goodreads Author) 3.86 avg rating — 65 ratings score: 99, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
56	Galaxies Collide: Song of the Boshag by Aaron L. Bratcher (Goodreads Author) 4.94 avg rating — 16 ratings score: 99, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
59	Tvåhundra år förgäves (Petahertz, #3) by Orest Lastow (Goodreads Author) 3.79 avg rating — 48 ratings score: 98, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
60	Yesterday's Kin by Nancy Kress (Goodreads Author) 3.56 avg rating — 1,729 ratings score: 96, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
61	The Highest Frontier by Joan Slonczewski (Goodreads Author) 3.42 avg rating — 447 ratings score: 93, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
61	Visión ciega by Peter Watts (Goodreads Author) really liked it 4.00 avg rating — 59,798 ratings score: 93, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
63	Cowboy Angels by Paul McAuley (Goodreads Author) 3.32 avg rating — 517 ratings score: 89, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
64	Marsbound (Marsbound, #1) by Joe Haldeman 3.56 avg rating — 3,143 ratings score: 86, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
65	For the Win by Cory Doctorow (Goodreads Author) 3.80 avg rating — 6,603 ratings score: 85, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
66	Steal Across the Sky by Nancy Kress (Goodreads Author) 3.50 avg rating — 1,426 ratings score: 83, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
67	Heavy Weather by Bruce Sterling 3.68 avg rating — 3,164 ratings score: 80, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
68	Makers by Cory Doctorow (Goodreads Author) 3.72 avg rating — 5,949 ratings score: 78, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
69	Between the Strokes of Night by Charles Sheffield 3.73 avg rating — 493 ratings score: 77, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
70	Watch (WWW, #2) by Robert J. Sawyer (Goodreads Author) really liked it 4.00 avg rating — 5,086 ratings score: 75, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
71	Tech-Heaven by Linda Nagata (Goodreads Author) 3.68 avg rating — 446 ratings score: 74, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
72	Cosmonaut Keep (Engines of Light #1) by Ken MacLeod 3.61 avg rating — 3,438 ratings score: 73, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
73	Solis by A.A. Attanasio (Goodreads Author) 3.71 avg rating — 280 ratings score: 72, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
74	Sixty Days and Counting (Science in the Capital, #3) by Kim Stanley Robinson 3.71 avg rating — 2,471 ratings score: 71, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
75	Fifty Degrees Below (Science in the Capital, #2) by Kim Stanley Robinson 3.73 avg rating — 3,001 ratings score: 70, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
76	Forty Signs of Rain (Science in the Capital, #1) by Kim Stanley Robinson 3.57 avg rating — 4,442 ratings score: 69, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
77	Inherit the Stars by James P. Hogan 4.05 avg rating — 6,316 ratings score: 68, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
78	Convergent Series (Heritage Universe, #1-2) by Charles Sheffield 3.74 avg rating — 97 ratings score: 63, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
79	The Web Between The Worlds by Charles Sheffield 3.71 avg rating — 369 ratings score: 62, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
80	Fool's War by Sarah Zettel (Goodreads Author) 3.87 avg rating — 644 ratings score: 59, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
81	Sunrise Alley by Catherine Asaro (Goodreads Author) 3.45 avg rating — 710 ratings score: 57, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
82	Moonseed (NASA Trilogy, #3) by Stephen Baxter 3.75 avg rating — 1,933 ratings score: 56, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
83	Star Dragon by Mike Brotherton 3.32 avg rating — 242 ratings score: 55, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
84	Los viajes de Tuf by George R.R. Martin 4.11 avg rating — 13,859 ratings score: 53, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
85	Cold as Ice (Cold as Ice #1) by Charles Sheffield 3.75 avg rating — 626 ratings score: 52, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
86	Indistinguishable From Magic by Robert L. Forward 3.86 avg rating — 123 ratings score: 51, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
87	Little Brother (Little Brother, #1) by Cory Doctorow (Goodreads Author) 3.92 avg rating — 54,072 ratings score: 50, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
88	Postsingular by Rudy Rucker 3.61 avg rating — 1,015 ratings score: 49, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
89	Teranesia by Greg Egan 3.50 avg rating — 1,471 ratings score: 48, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
90	Vacuum Diagrams (Xeelee Sequence, #5) by Stephen Baxter 4.08 avg rating — 3,258 ratings score: 44, and 1 person voted	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars