Linked Questions

43
votes
6answers
6k views

How do I prevent my turtle from collapsing under its own gravity?

Suppose the universe contained a species of planet sized turtles1 that can travers at least interstellar space. How can I explain (without invoking magic) that these turtles are not spherical? If ...
34
votes
17answers
4k views

Could plants spread their seed to other planets?

Assume a plant was engineered to cope with a wide range of different environments, and to have seeds that were capable of traveling through and surviving both the depths of space and re-entry into ...
21
votes
10answers
4k views

In Space, how can they hear me scream?

One property of life is communication. In particular sound is very useful due to it's non-directional nature. An alarm call is heard by every member of the pack and warns them immediately of the ...
19
votes
6answers
7k views

How would a massive space creature evolve?

It makes sense to believe life is more likely to evolve on the surface of large objects like planets, moons, and asteroids. However, a common fantasy trope is the massive space creature: some kind of ...
18
votes
12answers
10k views

Could a space-dwelling creature survive solely off of sunlight?

On Earth, photosynthetic organisms require additional nutrients to survive; in addition to "feeding" off of sunlight, plants respire and absorb water from the ground in order to grow. However, the ...
18
votes
4answers
1k views

movement of space animals

Animals on planets are so 20th century - let's herd us some space animals! In this story I have the need to move a herd of pesky space animals. They like Suns for their juicy solar energy and ...
12
votes
1answer
322 views

Could life exist in a circumstellar disk?

I could have sworn that there was a question that covered this, but I suppose I'm misremembering. If anyone finds one, let me know. Back in the early days of the Solar System, things were pretty bad. ...
5
votes
1answer
168 views

Are non-terrestrial ecologies possible? [duplicate]

I'm working on a story where interplanetary travelers occasionally have to deal with space spore contaminating their ships.  It's a very old form of life, and has spread throughout much of the ...
2
votes
1answer
273 views

Anatomically Correct Quantum Slime

I recently came across a few examples of a "quantum slime" entity, namely from Starfinder and Slime Rancher, that has the ability to make copies of itself via quantum superposition, and then ...
2
votes
1answer
470 views

Evolution in space [duplicate]

I'm working on the following premise: outer space, or at least our solar system, is littered with creatures akin to "sea monsters". Is it possible/plausible for a creature to evolve in such a way as ...