SF Supernova

Discover / Theme

Hard SF

Rigorous scientific speculation.

521 titles

Often paired with
Social SF 129Space Opera 121Adventure 68First Contact 35Horror 32Post-Apocalyptic 22
Peaks in
1950s1940s1960s1930s1890s
Explored most by
Jules VerneGeorge O. SmithH. G. WellsLuis SenarensMurray LeinsterE. E. SmithMary Wollstonecraft ShelleyRay Cummings
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Tales of Space and Time
Cover of Tales of Space and Time by H. G. Wells
Tales of Space and Time
H. G. Wells · 1899
4 hr 16 min read
Hard SFSocial SF
Tales of the Unexpected
Cover of Tales of the Unexpected by H. G. Wells
Tales of the Unexpected
H. G. Wells · 1922
4 hr 55 min read
Hard SFSocial SF
Task to Luna
Cover of Task to Luna by Alfred Coppel
Task to Luna
Alfred Coppel · 1951
6 min read
Hard SFMilitary SF
Test Rocket!
Cover of Test Rocket! by Jack Douglas
Test Rocket!
Jack Douglas · 1959
6 min read
Hard SFSpace Opera
The 4-D Doodler
Cover of The 4-D Doodler by Graph Waldeyer
The 4-D Doodler
Graph Waldeyer · 1941
27 min read
Alternate HistoryHard SF
The Abandoned Country; or, Frank Reade, Jr., Exploring a New Continent.
Cover of The Abandoned Country; or, Frank Reade, Jr., Exploring a New Continent. by Luis Senarens
The Abandoned Country; or, Frank Reade, Jr., Exploring a New Continent.
Luis Senarens · 1893
2 hr 33 min read
AdventureHard SF
The Aggravation of Elmer
Cover of The Aggravation of Elmer by Robert Arthur
The Aggravation of Elmer
Robert Arthur · 1954
13 min read
Hard SFSocial SF
The Alternate Plan
Cover of The Alternate Plan by Gerry Maddren
The Alternate Plan
Gerry Maddren · 1960
10 min read
Hard SFSocial SF
The Automaton Ear, and Other Sketches
Cover of The Automaton Ear, and Other Sketches by Florence McLandburgh
The Automaton Ear, and Other Sketches
Florence McLandburgh · 1876
3 hr 34 min read
FantasyHard SF
The Barrier
Cover of The Barrier by Bryce Walton
The Barrier
Bryce Walton · 1951
14 min read
Hard SFSpace Opera
The Bell Tone
Cover of The Bell Tone by Edmund Harry Leftwich
The Bell Tone
Edmund Harry Leftwich · 1927
10 min read
Hard SFHorror
The Big Bounce
Cover of The Big Bounce by Walter S. Tevis
The Big Bounce
Walter S. Tevis · 1958
17 min read
Hard SFSocial SF
The Big Leap
Cover of The Big Leap by Charles E. Fritch
The Big Leap
Charles E. Fritch · 1955
16 min read
Hard SFSpace Opera
The Black Tide
Cover of The Black Tide by Arthur G. Stangland
The Black Tide
Arthur G. Stangland · 1953
29 min read
Hard SFPost-Apocalyptic
The Brain
Cover of The Brain by Heinrich Hauser
The Brain
Heinrich Hauser · 1948
3 hr 29 min read
Artificial IntelligenceHard SF
The Bramble Bush
Cover of The Bramble Bush by Randall Garrett
The Bramble Bush
Randall Garrett · 1962
32 min read
Hard SFSocial SF
The Brick Moon, and Other Stories
Cover of The Brick Moon, and Other Stories by Edward Everett Hale
The Brick Moon, and Other Stories
Edward Everett Hale · 1869
~6 hr read
Hard SFSocial SF
The Case of Summerfield
Cover of The Case of Summerfield by W. H. Rhodes
The Case of Summerfield
W. H. Rhodes · 1871
38 min read
Hard SFSocial SF
The Catspaw
Cover of The Catspaw by George O. Smith
The Catspaw
George O. Smith · 1948
1 hr 22 min read
Hard SFPsychic Powers
The Certainty of a Future Life in Mars
Cover of The Certainty of a Future Life in Mars by L. P. Gratacap
The Certainty of a Future Life in Mars
L. P. Gratacap · 1903
3 hr 5 min read
Hard SFSocial SF
The Chamber of Life
Cover of The Chamber of Life by Green Peyton
The Chamber of Life
Green Peyton · 1929
45 min read
Hard SFSocial SF
The Chameleon Man
Cover of The Chameleon Man by William P. McGivern
The Chameleon Man
William P. McGivern · 1943
27 min read
Hard SFSocial SF
The Coffin Cure
Cover of The Coffin Cure by Alan Edward Nourse
The Coffin Cure
Alan Edward Nourse · 1957
25 min read
Hard SFSocial SF
The Cosmic Deflector
Cover of The Cosmic Deflector by Stanton A. Coblentz
The Cosmic Deflector
Stanton A. Coblentz · 1943
30 min read
Hard SFSpace Opera

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