Discover new books on Goodreads
Meet your next favorite book
to-read
(123)
currently-reading (1)
read (727)
did-not-finish (0)
scifi (513)
military-scifi (356)
space-ships (194)
spess-mahrines (159)
harder-scifi (125)
currently-reading (1)
read (727)
did-not-finish (0)
scifi (513)
military-scifi (356)
space-ships (194)
spess-mahrines (159)
harder-scifi (125)
ai
(100)
space-opera (75)
adventure (53)
hard-science-fiction (52)
futurology (47)
military (27)
alt-history (26)
thriller (21)
childhood-book (14)
space-opera (75)
adventure (53)
hard-science-fiction (52)
futurology (47)
military (27)
alt-history (26)
thriller (21)
childhood-book (14)
Hard SF
— 1210 members
— last activity Jul 27, 2026 09:48AM
This is a discussion group for this specific subgenre in SF where the plausibility of the science counts.
Dan’s 2025 Year in Books
Take a look at Dan’s Year in Books, including some fun facts about their reading.
191 books
|
24 friends
6,185 books
|
139 friends
1,161 books
|
297 friends
366 books
|
87 friends
540 books
|
46 friends
203 books
|
192 friends
2,461 books
|
261 friends
989 books
|
124 friends
More friends…
Favorite Genres
Polls voted on by Dan
Lists liked by Dan