Hard SF

1309 books

Every hard sf book in our directory, with content ratings, trigger warnings, and age recommendations.

The Man Who Pulled Down the Sky
The Man Who Pulled Down the Sky
John Barnes
PG
The Green Trap
The Green Trap
Ben Bova
PG-13
The Stars in Shroud
The Stars in Shroud
Gregory Benford
PG-13
A Priest in 1835
A Priest in 1835
Jules Verne
PG-13
Deeper Than the Darkness
Deeper Than the Darkness
Gregory Benford
PG-13
The Gates of Heaven
The Gates of Heaven
Paul Preuss
R
Denver Is Missing
Denver Is Missing
D. F. Jones
PG-13
Dead Lines
Dead Lines
Greg Bear
PG-13
Trickster's Girl
Trickster's Girl
Hilari Bell
PG-13
Tartabull's Throw
Tartabull's Throw
Henry Garfield
PG-13
Wartide
Wartide
John Barnes
PG-13
Double Vision
Double Vision
Tricia Sullivan
R
Whiteout
Whiteout
Sage Walker
PG-13
The Practice
The Practice
Alan E. Nourse
PG-13
Love and Mr. Lewisham
Love and Mr. Lewisham
H. G. Wells
PG-13
The Haploids
The Haploids
Jerry Sohl
PG-13
Achilles' Choice
Achilles' Choice
Larry Niven; Steven Barnes
PG-13
Crisis 2000
Crisis 2000
Charles Eric Maine
PG-13
To Challenge Chaos
To Challenge Chaos
Brian M. Stableford
PG-13
Breathe
Breathe
Douglas A. Van Belle
PG-13
Project FarCry
Project FarCry
Pauline Ashwell
R
Battlecry
Battlecry
John Barnes
PG-13
Steam Bird
Steam Bird
Hilbert Schenck
R
End of Days
End of Days
Frank Lauria
R
Old Crow
Old Crow
Shena MacKay
R
Olga Romanoff, or, The Syren of the Skies
Olga Romanoff, or, The Syren of the Skies
George Griffith
PG
Seven Steps to the Sun
Seven Steps to the Sun
Fred Hoyle; Geoffrey Hoyle
PG
Ocean on Top
Ocean on Top
Hal Clement
PG
World Without Men
World Without Men
Charles Eric Maine
PG-13
Drift
Drift
Simon A. Forward
G