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Hard SF
— 1201 members
— last activity Apr 20, 2026 07:08AM
This is a discussion group for this specific subgenre in SF where the plausibility of the science counts.
Hard Sci-Fi Lovers
— 165 members
— last activity Jan 25, 2026 05:49AM
Tired of all this space fantasy nonsense? Ever rolled your eyes at a book's description of light-speed travel or movies with oxygen free fires burning ...more
Steffen’s 2025 Year in Books
Take a look at Steffen’s Year in Books, including some fun facts about their reading.
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