Hard SF
1307 booksThe best hard sf books in our directory, ranked by reader rating. Every title carries a content rating, age recommendation, and trigger warnings, so you know exactly what you're picking up before you start reading.
The Depths of Time
PG-13
Vortex
PG-13
The Killing Star
PG-13
Captives of the Moon
PG
Venus
PG-13
Betrayed
PG
Little People
PG-13
Strange Case of Dr. Jekyll and Mr. Hyde
G
Prom Time
PG-13
The Winds of Altair
PG-13
Star Brothers
R
Solitary Man
PG-13
Tartabull's Throw
PG-13
The Boy Next Door
PG-13
The Modular Man
R
Akiko on the Planet Smoo
R
Count to Infinity
PG-13
The Prophecy
PG-13
Memory of Fire
PG-13
The Mind of Mr. Soames
PG
B.E.A.S.T.
PG-13
The Sunborn
PG-13
The Demonologist
PG
The Haunting of Josh Weston
PG-13
Probability Space
PG-13
Timeliner
PG-13
Evolution
PG-13
Steel Ghosts
R
Beyond This Horizon
PG
Even Vampires Get the Blues
R