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Questions tagged [hard-sci-fi]

For questions about "hard" science fiction, use on [story-identification] questions when the work is hard sci-fi and for questions about hard sci-fi in general.

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21 votes
1 answer
2k views

Embedded black hole in a manned spaceship counteracts the propulsive force

A colleague of mine explained this concept in the early 1990s; he sounded like he read it in a (printed) sci-fi story: whether novel, novella, short story or radio-drama script I have no idea. The ...
François Jurain's user avatar
6 votes
0 answers
65 views

Is there a full comic of the crab-like alien explorers I remember?

I remember some years ago seeing a few images from a comic project about a crab-like people and their alien technology posted on the web. I remember two images in particular: the first showed their ...
Anaphory's user avatar
  • 293
14 votes
0 answers
130 views

Short story about astronauts exploring the interior of a giant organism in space

Trying to find any info about a short story I read in a sci-fi monthly digest in the early '90s. The basic gist is a team of astronauts is exploring and researching the interior of a large asteroid/...
CountSnackula's user avatar
3 votes
1 answer
80 views

Title of story about living a long time by cleansing cellular mutations?

What is the name of a sci fi book about a man who gets his cellular damage/mutations reset? His wife cannot get it done because she had radiation for cancer when she was younger. Consequently, she ...
Adrienne Smith's user avatar
2 votes
1 answer
112 views

Titan by Stephen Baxter- why land in 3 vehicles?

In Titan by Stephen Baxter, a heavily modified space shuttle with two capsules in its cargo bay lands on Titan, but the two capsules detach and land separately before the shuttle re-enters. Since they ...
qazwsx's user avatar
  • 1,049
11 votes
2 answers
879 views

Short sci-fi story about exploring a planet to be terraformed

Looking for the title and author of a short story. It’s AT LEAST 15-20 years old. The story follows a pair of humans exploring a frigid planet to be terraformed. The premise was that they are ...
Ben King's user avatar
  • 119
8 votes
1 answer
475 views

Sci Fi short story about characters exploring an alternate pocket universe [duplicate]

Sci Fi short story I found in an anthology. I think the story dates back to at least the 1990's. I believe the characters are exploring an alternate pocket universe. They require special suits to ...
Clewfree's user avatar
4 votes
0 answers
90 views

Book about crowns that enhance mental abilities

I am looking for a book set in the future in "outer space" where children wear different colored crowns that enhance mental abilities. The book starts at a boarding school where the kids are ...
Ngaire Taylor's user avatar
7 votes
0 answers
113 views

Short nerdy sci-fi story where scientists discover that the Earth is falling into a black hole

I remember finding a PDF of this on the internet a few years ago, so it may not be a published work. It is about a scientist who observes unnatural behavior in the sky, and after some analysis ...
Reschivon's user avatar
25 votes
2 answers
4k views

Alien invasion movie, including the line: "We are the food"

I saw this sci-fi movie once on TV, around the second half of the 90's. In this movie, a huge UFO was found near the North Pole (or was it the south?) and an expedition is called to go inside. Inside ...
zameb's user avatar
  • 559
1 vote
1 answer
261 views

What is the earliest example of LLMs used for AI in hard-sci-fiction before 2018?

All the AI in fiction, and none that I came across thought it could be helped by brute-forcing language in statistical models. What is the earliest example of large language models or something ...
Jaysen Naidoo's user avatar
23 votes
1 answer
3k views

Old military sci fi book about a spaceship on the edge of disaster

This was a secondhand book I read back in the 90s, so it probably dates back to the 70s or 80s. The basic plot was set on an old spaceship where morale is low and the captain has basically abandoned ...
Juice's user avatar
  • 607
25 votes
1 answer
2k views

Planets in interstellar space run on "slow speed" with people awaking for a few years, then sleeping for centuries

The book is no more than ~15 years old, and may have been reviewed on Boing Boing. Set far in the future, civilizations on rogue planets in interstellar space (or perhaps orbiting brown dwarfs?) have ...
TJIC's user avatar
  • 878
11 votes
2 answers
771 views

SciFi Book Find - Alien Precursor Attack Before a Large Scale Invasion (not in series)

Some overall details; A book series I listened to as audiobooks in 2019-2022. They were newish books so published in the range 2010-2022. It had somewhere around 3 - 4 books. There was never a large ...
Akhenaten's user avatar
  • 121
7 votes
1 answer
221 views

Hopeful sci-fi book where humans are immortal, and both they and crabs love mathematics

I remember reading about this book in a blog post one time. There’s a group of people on a spaceship who are immortal, who spend 5000 years proving a mathematical theorem, simply because they can. ...
Toasted Uranium's user avatar
11 votes
1 answer
7k views

Scifi movie identification about a guy on the run from a police organisation that can predict crime before it happens

Watched it early 2000's Set sometime on the future In a futuristic world where the police have the ability to catch criminals before they commit the crime Basic plot details that I can remember: ...
GrandMasterIUPAC's user avatar
4 votes
2 answers
217 views

Sci fi book from kindle unlimited about a teen mercenary who joins a military academy and gets an AI implant in his head called Chief

It centers around the main character and his AI assistant "Chief" that he was able to have implanted into his mind due to something called a "gemini gene". The human character and ...
Spar's user avatar
  • 49
5 votes
1 answer
426 views

Sci fi movie that starts with a missing child and ends with reality slowly breaking down [duplicate]

I'm trying to remember the name of this sci fi movie. I'm pretty sure it's at least 2000's movie, not earlier. What I remember of the plot is, a married couple goes out on a date. 2 siblings stay home....
Kate's user avatar
  • 59
11 votes
1 answer
427 views

I remember reading a SF book (first in a trilogy) a few years ago, need help finding

Here's what I remember: The first book is freely available on the author's website. Second book is published, but is available through purchase only. All the books are supposed to be made open source ...
Shrey Gupta's user avatar
2 votes
0 answers
98 views

Trying to find two short sci-fi stories [closed]

A man, some sort of functionary arrives to a planet. The planet is I habited by aliens that are literally incomprehensible. He talks to some of the scientists that try to establish contact, then, ...
Maximum's user avatar
  • 263
3 votes
1 answer
279 views

Female astronaut travels through a wormhole and finds out that she's being pulled into a black hole

I heard a short story (unfortunately not in English and without any title) as an audiobook, where the protagonist is a female astronaut Tessa Brunsack (or similarly named), who travels through ...
Eenoku's user avatar
  • 171
1 vote
3 answers
247 views

first science fiction story that deals realistically with population genetics?

Many, many science fiction stories involve growth of a population from a small initial population (e.g. TV tropes' Adam and Eve plot). I just read H. Beam Piper's Genesis (1951), in which Homo sapiens ...
Ben Bolker's user avatar
  • 2,515
11 votes
1 answer
862 views

A book about space traders travelling between stars. Captain was captured and then he managed to free himself using dust-sized maintenance robots [duplicate]

Should be easy to find. A novel. Read it in early '00s. More likely it is much older. It might be a series of novels. A fleet of traders traveling through space from star to star. They trade ...
zamuka's user avatar
  • 609
5 votes
3 answers
3k views

What was the first science fiction story to consider a Mars landing in a "realistic"/hard sci fi way?

What is the first science fiction story that considers the practicalities of getting to Mars, landing on it, and returning safely? I'm interested in stories that focus on things like consumables (air, ...
Michael Stachowsky's user avatar
13 votes
5 answers
3k views

Book where a generation ship is sent to avenge the Earth after it was destroyed by alien probes

Trying to identify a book where the Earth is destroyed by aliens, using some probes. A generation ship is sent to find and destroy the aliens. Edit: more things I remember about the story (this was a ...
drcrow's user avatar
  • 239
12 votes
1 answer
1k views

Book about a man who is turned into a quadruped while searching for a colony ship on an alien world

A man in a ship lands on a planet with nothing but sharp grass and quadrupeds. He is trying to find out what happened to a colony ship that supposedly landed there. I don't remember why, but he starts ...
Kraege's user avatar
  • 123
16 votes
2 answers
748 views

Seeking sci-fi short story (1980s/1990s?) where a man puts his consciousness into an animal's brain, but then can't/doesn't want to leave

If I'm recalling correctly, a man takes a vacation by putting his consciousness into a horse or dog brain (I think), and he loves it so much—specifically, the freedom that animals' simplistic ...
Horse Brain's user avatar
8 votes
1 answer
755 views

Science Fiction novel which takes place on a large cylindrical spaceship traveling through space

When I was in college in 1987, I read a science fiction book that I'd like to reread. But I cannot remember the name or author. The key features that I recall, are It takes place on a large ...
Neil Allison's user avatar
1 vote
1 answer
173 views

What's Chelsea doing going to Heaven, did I miss something?

Chelsea, Siri Keeton's ex, may not be a militant radical but she was a Realist, to the point of taking her sex in the raw, which it is suggested the Realists don't even do any more. As far as I could ...
Ash's user avatar
  • 6,368
16 votes
1 answer
812 views

Sci-Fi book featuring laser strikes on helicopters, and torturing suitcase sized AIs

I'm trying to identify a novel that I read (in English) in the mid to late 70's, or possibly early 80's at the very latest. The book would have been new during that time and I would have purchased it ...
Peter M's user avatar
  • 4,506
20 votes
1 answer
387 views

Space vampires and bounty hunters

I'm looking for a book I read some time in the late 90s-early 00s, translated into Hungarian, but I'm all right with the English title. A sci-fi title set in the mid-future with space flight. The main ...
Zalán Meggyesi's user avatar
11 votes
0 answers
108 views

Looking for the name of a black and white graphic novel about space colonization from the 1980s? where the STL starship exploded

It was a black and white graphic novel or one-off SF comic book whose backstory involved space colonization in a star system after the slower than light starship (involving, maybe robots and ...
Peter Cooper's user avatar
23 votes
1 answer
3k views

A prison in the corona of a star holds society's only murderer

I'm trying to find this sci-fi book, I remember there was a prison, I think made of a hollow asteroid, orbiting inside the corona of a star. It was built by this advanced society to hold their only ...
Drrznu's user avatar
  • 241
12 votes
1 answer
2k views

2000s movie where mysterious black alien spheres surround the Earth

Can you please help me find the title of this movie, from about 2010, in which hundreds of black alien spheres position themselves evenly around the planet. The humans are unsurprisingly curious, ...
Edward Kirton's user avatar
2 votes
1 answer
538 views

Movie where a group of kids competing in what looks like "robot wars" meet aliens who watch black&white looney tunes?

So I asked a similar question to this awhile ago and was told I was thinking of "Arena". I watched Arena yesterday and it brought me much joy but sadly it was not Arena that I was trying to ...
user179283's user avatar
8 votes
1 answer
293 views

Movie about aliens transforming people into slaves with a claw or weapon-like arm

When people get captured, they get dragged to some kind of portal. They transform into slaves and have one of their arms become claw-like or weapon-like. They are strong but not very fast. They also ...
David Adams's user avatar
26 votes
1 answer
913 views

Tracking down a short story with the term "abnotechia" or "abtechnological"

Hi I am curious about the term "abnotechia" which I encountered in a short story that I am now trying to look up, but google searches are coming up empty. I am pretty sure the story appeared ...
Jesse's user avatar
  • 961
7 votes
1 answer
261 views

Comic about two children who live on an asteroid

I read this story recently but I am unable to find the story anywhere :- The story starts with 2 children wearing space suits on an asteroid and expertly unearthing what seems to them like the ...
Infinity Milestone's user avatar
10 votes
1 answer
224 views

This book about space/interstellar travel, permafrost, biological androids and mind meld technology, identify

I read this book as a child in the 80s or early 90s. It spans quite a bit of time, more than a generation, possibly many. Biological androids are common, but they are treated as subhuman or at least ...
Prof. Falken's user avatar
16 votes
1 answer
421 views

Sci-fi book featuring xenophobic aliens with hydraulic activated limbs

I am looking for the title of a sci-fi book with an interesting plot and have had no luck finding it. The Plot: Humans working at the edge of the solar system discover a xenophobic alien race that ...
Keith's user avatar
  • 161
2 votes
1 answer
238 views

Sci-fi movie that remember watching as a child involving a beetle-like creature escaping a space prison to Earth, and then going back

I believe the main plot of the movie involved an alien escaping from some space prison and coming to Earth. The two protagonists was a man and a woman and I believe one of them was a cop. In one of ...
Rafael Vallejo's user avatar
5 votes
1 answer
382 views

Kids' sci-fi movie where a young girl sacrifices herself

I was watching a sci-fi movie or an episode of some TV series as a kid in the early 90s. The only thing I can remember after all these years was that there was a group of kids in a spaceship or on ...
JohnEye's user avatar
  • 178
11 votes
1 answer
1k views

Unknown title 60's sci fi book possibility started with a G or the word star

I remember finding this book in my dad's old college collection so possibly publish in the 50-60's Cover had a white or silver tower on a background of a lot of orange or an explosion A boy or man ...
Kristy F Hagen's user avatar
3 votes
1 answer
415 views

Hard sci-fi novel where the protagonist uses a wormhole portal and discovers a second version of themself

Hard sci-fi novel. Protagonist uses a wormhole portal and discovers a second version of herself (sister? clone?). May also feature tree-like alien life forms.
Echo144's user avatar
  • 99
6 votes
1 answer
319 views

Hard sci-fi novel where "snowfall" is made up of microscopic creature skeletons

I remember reading a hard sci-fi novel. somewhere along the way the protagonist is part of a group that finds itself trapped in a building by what they originally mistake as a heavy snowfall. The &...
Echo144's user avatar
  • 99
15 votes
1 answer
1k views

Sci-Fi story where human astronauts barf up their guts like sea cucumbers

I read a short story where astronauts became infected with something that made them barf up their insides and regrow them, like sea cucumbers. In the end, this is how one of the characters learns that ...
Jessica's user avatar
  • 169
8 votes
1 answer
290 views

Book about a physicist who invents a device that swaps a sphere of matter from this world to another universe/time

I read this 10–20 years ago. It's a hard sci-fi book about a man — a physicist — who invents something that swaps spheres of matter with somewhere else. I think the swap was between universes, but it ...
user2780043's user avatar
29 votes
2 answers
2k views

Book about a physicist who discovers how to create universes with different laws of physics

I'm looking for a book I read 10–20 years ago about a physicist who accidentally discovered how to create universes. I think she worked at a collider. (I don't remember if it was a real collider like ...
user2780043's user avatar
4 votes
1 answer
126 views

Sci-fi story about a utopia about some technologically advanced people living in space stations and some on planets

I read this sci-fi story at least 15 years ago. The story is about a far future utopia. There were two segments of people, technologically advanced people living in stations or ships, and not so ...
tayyare's user avatar
  • 41
4 votes
1 answer
203 views

I'm looking for a short story/novella about a plague through genetics that infects the world

I only read it this year but I think it could have been written in the last 4 or 5 years. It's seen through two different time periods. One is the far past where an explorer or maybe a missionary is ...
user128220's user avatar

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