Teenagers on a spaceship that was sentient/had AI, waking up at different times from sarcophagus-like bed
68150
Looking for a novel with a ship crewed only by children, on a return trip in space to re-populate Earth when they return
24552
Short story about an astronaut that enters an alien space ship and discovers it is a sarcophagus
131274
Earthlings create and interact with a pocket universe; universe inhabitants eventually desire to escape
46628
A story about a whole crew of aliens who visit Earth, befriend a child
48420
Story with a supercomputer with a God complex
86773
Cartoon about a group of teenagers whose souls travel to multiple worlds with monsters
5431
Trying to track YA novel - virtual reality simulation aboard an interstellar generation ship
29366
Short story with spaceship and humanity not realising they should be on it
116008
Anime space opera from the 80s, possibly involving some temporal paradox
80328
YA novel - kid finds some kind of time traveling creature
28581
Story [novel, novella?] that featured faster-than-light or hyperdrive gained from observing distant drive use, also had a sentient star
156511
Science fiction about found children who are adopted into families and age quickly
116812
Book: Brain swapping, alien conspiracy, space cruise
43196
Genetically modified humans study insectoid alien miners with super-intelligent hive-mind
24884
Story ident : Solar powered aliens
119198
Looking for title of a sci-fi story about a one-way space journey
67028
Identification: a story about an entire spaceship converted to anti-matter