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
See it mapped
On the Star Map →
The rogue waveform
Cover of The rogue waveform by R. W. Stockheker
The rogue waveform
R. W. Stockheker · 1955
20 min read
Hard SFSocial SF
The scientific pioneer
Cover of The scientific pioneer by Nelson S. Bond
The scientific pioneer
Nelson S. Bond · 1940
29 min read
Hard SFSocial SF
The second shell
Cover of The second shell by Jack Williamson
The second shell
Jack Williamson · 1929
44 min read
Hard SFSpace Opera
The space visitors
Cover of The space visitors by Edmond Hamilton
The space visitors
Edmond Hamilton · 1930
33 min read
First ContactHard SF
The star-stealers
Cover of The star-stealers by Edmond Hamilton
The star-stealers
Edmond Hamilton · 1929
48 min read
Hard SFSpace Opera
The swamp was upside down
Cover of The swamp was upside down by Murray Leinster
The swamp was upside down
Murray Leinster · 1956
1 hr 12 min read
ColonizationHard SF
The terrors of the upper air
Cover of The terrors of the upper air by Frank Orndorff
The terrors of the upper air
Frank Orndorff · 1928
21 min read
Hard SFHorror
The thought-feeders
Cover of The thought-feeders by R. R. Winterbotham
The thought-feeders
R. R. Winterbotham · 1941
17 min read
First ContactHard SF
The towers of Titan
Cover of The towers of Titan by Ben Bova
The towers of Titan
Ben Bova · 1962
44 min read
Hard SFSpace Opera
The tunnel thru the air
Cover of The tunnel thru the air by William D. Gann
The tunnel thru the air
William D. Gann · 1940
~7 hr read
Hard SFMilitary SF
The universe wreckers
Cover of The universe wreckers by Edmond Hamilton
The universe wreckers
Edmond Hamilton · 1930
4 hr 36 min read
Hard SFSpace Opera
The voice of the void
Cover of The voice of the void by Jr. John W. Campbell
The voice of the void
Jr. John W. Campbell · 1930
37 min read
Hard SFSpace Opera
The vortex blaster makes war
Cover of The vortex blaster makes war by E. E. Smith
The vortex blaster makes war
E. E. Smith · 1942
38 min read
Hard SFSpace Opera
The waning of a world
Cover of The waning of a world by W. Elwyn Backus
The waning of a world
W. Elwyn Backus · 1932
3 hr 57 min read
Hard SFSpace Opera
The wizard of light
Cover of The wizard of light by David Ely
The wizard of light
David Ely · 1962
18 min read
Hard SFSocial SF
The world below
Cover of The world below by S. Fowler Wright
The world below
S. Fowler Wright · 1929
~6 hr read
Hard SFPost-Apocalyptic
The world-mover
Cover of The world-mover by George O. Smith
The world-mover
George O. Smith · 1950
1 hr 43 min read
Alternate HistoryHard SF
They Reached for the Moon
Cover of They Reached for the Moon by William Oberfield
They Reached for the Moon
William Oberfield · 1951
14 min read
Hard SFSpace Opera
Thirty Degrees Cattywonkus
Cover of Thirty Degrees Cattywonkus by James Bell
Thirty Degrees Cattywonkus
James Bell · 1960
20 min read
Hard SFSocial SF
Thunder in space
Cover of Thunder in space by Lester Del Rey
Thunder in space
Lester Del Rey · 1962
49 min read
Hard SFMilitary SF
Tight Squeeze
Cover of Tight Squeeze by Dean Ing
Tight Squeeze
Dean Ing · 1955
23 min read
Hard SFSpace Opera
Time Fuze
Cover of Time Fuze by Randall Garrett
Time Fuze
Randall Garrett · 1959
8 min read
Hard SFSpace Opera
Time Grabber
Cover of Time Grabber by Gordon R. Dickson
Time Grabber
Gordon R. Dickson · 1952
25 min read
Hard SFTime Travel
Tinker's Dam
Cover of Tinker's Dam by Joseph Tinker
Tinker's Dam
Joseph Tinker · 1959
34 min read
First ContactHard SF

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