Skip to content
The Most Iconic Speculative Fiction Books of the 21st Century
It's SpOoOoOky Season!
Sign up for our weekly newsletter. Everything in one handy email.

Defining Our Terms: What Do We Mean by “Hard SF”?

Home / Hard Science Fiction

Hard Science Fiction

aurora as seen from space.
Books
Hard Science Fiction

Defining Our Terms: What Do We Mean by “Hard SF”?

By
Comment number: 78
Blog
classic science fiction

Hal Clement at 100: Five Favorites From a Master of SF

By
Comment number: 21
Blog
Greg Egan

Why Greg Egan Is Science Fiction’s Next Superstar

By
Comment number: 6
Books
Science Fiction

Five Works of Hard Science Fiction That Bypass the Gatekeepers

By
Comment number: 38
Books
Science Fiction

SF Novels That Get Special Relativity All Wrong

By
Comment number: 66
Books
Science Fiction

Five Worldbuilding Errors That Should Be Banished from SF Forever

By
Comment number: 141
Books
Front Lines and Frontiers

Hard Science, Dizzying Scope: Vacuum Diagrams by Stephen Baxter

By
Comment number: 10
Books
Science Fiction

Classic Sci-Fi Star Systems Keep Getting Ruined by Science

By
Comment number: 22
Featured Essays
astronomy

How SciFi Can Solve the Problem of Red Dwarf Stars

By
Comment number: 54
Books
Front Lines and Frontiers

Creator of Worlds: Mission of Gravity by Hal Clement

By
Comment number: 15
Books
classic SF

Cities in Flight: James Blish’s Overlooked Classic

By
Comment number: 33
Excerpts
Excerpts

Tomorrow’s Kin

By
Comment number: 6

"It is shocking to find how many people do not believe they can learn, and how many more believe learning to be difficult.”

Frank Herbert, Dune

TPG 2024 • Site Credit