Questions tagged [space-colonization]

For questions concerning species that have settled on or near celestial bodies they are not native to and the challenges this presents.

Filter by
Sorted by
Tagged with
23
votes
11answers
5k views

Martians want to keep their weeks roughly in sync with Earth. How would they do that?

The Martian Sol is 24 hours and 37 minutes long, so daytime at a fixed point on the planet's surface will drift in and out of sync with a fixed point on Earth's surface, and keeping the tradition of a ...
6
votes
3answers
370 views

Is the composition of the major asteroid belt bodies different enough to make trade between colonies worthwhile?

For my question I'm assuming that we're talking about colonies on the very biggest bodies that are 100s of kms in size. I'm assuming that by this point humans have become cyborgified/roboticized ...
5
votes
3answers
278 views

What issues would arise with full body prosthetics?

PREMISE I'm working on a story where cryogenic technology was made viable in the early 21st century (2026 or thereabouts) and became widespread due to an ageing elite seeking to put off their death, ...
9
votes
5answers
3k views

How would I coordinate meetings with people on Mars?

First off, assume faster-than-light communication exists and has enough bandwidth to do video conferencing. This question wouldn't even be relevant without faster-than-light communication since it ...
7
votes
2answers
133 views

Gardening in an Alien Biosphere

Take a world with the same physical characteristics as Earth, but where biochemical development has "rolled the dice" differently in some cases. The simple chemistry are the same compounds ...
7
votes
1answer
86 views

Engineering a microorganism capable of functioning under cryogenic temperatures

I'm trying to design an artificial microbe that could survive in the crust of icy moons and dwarf planets in the outer solar system, such as Pluto and Triton. I'm thinking of making them hydrogen-...
0
votes
2answers
77 views

Universal Time | Time in Space seen by Intelligent Life Forms or Aliens [duplicate]

How would several intelligent life forms, aka. Aliens or Foreigners to us, who roam around space (in something I would call space ships) and have never seen or heard about earth interpret time? How ...
10
votes
4answers
1k views

Planet unhabitable by certain demographic [closed]

Space explorers with same tech level as in alien franchise found a planet. Planet had some carbon based, earth-like flora and fauna on it, but it still needed some additional touches, not a full blown ...
4
votes
1answer
125 views

Space station design for long-term safety and durability

Notes: I am not using the hard-science tag for now because I do not want to restrict your imagination. However, I will add it if I get mostly speculative answers with no support in actual science. ...
3
votes
2answers
119 views

What would radiation-hardened human colonists look like?

I am designing a future history setting where humans develop the technologies of genetic engineering long before those needed for terraforming, yet at the same time they have access to some form of ...
15
votes
4answers
2k views

Population Size of a Colony With a Large Gender Disparity

This is my first post on this site, so please bear with me. I am working on a series of stories about an interstellar colony with a large gender disparity. Namely the initial population was made up of ...
8
votes
9answers
3k views

Is a “Democratic” Oligarchy-Style System Possible?

I am considering a story where a group of human colonists looking to colonize an alien world come across another human society on an alien world on the other side of a wormhole. The colonists crash ...
4
votes
3answers
124 views

How could a planet have an atmosphere that lets visible light through but blocks all radio waves

I'm currently working on a series (that can be found on universe factory) and I need a convenient plot device, the colony ship left com satellites and relays in orbit before it landed (and crashed) ...
7
votes
3answers
141 views

Building a colony on an ice crust

Stories like The Expanse sometimes depict building colonies places like Ganymede. There's good reason to do so, but one thing has always nagged at me; how would the icy crust respond? Ganymede, ...
8
votes
5answers
403 views

Long-term food preservation techniques [200-300 years, preferably in a form of MREs]

Question: How to preserve food (preferably in ready to eat form [MRE]) for 200-300 years on a spaceship? Bonus objection: preserve viable seeds for the same period Requirements MREs should contain all ...
8
votes
6answers
247 views

Alternates to silicon electronics for a Von Neumann Probe?

Disclaimer: this is a modified cross-post of my post on the Space Exploration SE site, adapted to better fit the Worldbuilding community. A Von Neumann Probe (VNP) is a sci-fi probe which explores the ...
1
vote
5answers
237 views

How could we (modern humans) colonize a hot planet?

Consider a planet similar to Mustafar (of the Star Wars franchise). Ambient temperatures and pressures are nearly 400 Celsius and 80 ATM. A surviving crew of normal humans is running out of resources ...
17
votes
6answers
4k views

What elements are useful for humans, but rare in our galaxy?

I know for example there is an interesting gap in the amount of lithium, beryllium and boron compared to Helium and Carbon, but I don't know how useful they are. Here is a graph showing relative ...
1
vote
6answers
193 views

What resources would space traders trade, assuming a gate network but no other FTL exists?

So our world you have wormholes, they aren't "tunnels", just "doorways" of sorts between two systems. The network connects a small portion of our galaxy, some 500 solar systems in ...
-4
votes
3answers
111 views

What RESOURCES, NOT ART, NOT GOODS, are worth shipping in space? [duplicate]

In space, what resources, are worth acquiring from one part of space, and sending to another?
4
votes
3answers
169 views

Would O'Neill cylinders experience thunderstorms, if not how would you generate/simulate one?

ASSUMPTIONS The OC in question is a standard paired OC similar in size to Island 3 5 miles (8.0 km) in diameter and 20 miles (32 km) long. It is a temperate biome akin to southern France with some ...
5
votes
1answer
140 views

What are the risks and consequences of colonizing an inhabited Earth-like planet?

The planet I have in mind has an abundance of plants and animals, but no sapient species or civilizations (think Earth before humans came along). Wouldn't Earth micro-organisms wreak havoc on alien ...
3
votes
1answer
100 views

How to redistribute weight on an O'Neill Cylinder? [duplicate]

Problem With a rotating cylinder, applying weight to one side and not the other will cause it to rotate off axis and give it a 'wobble' likely causing undesired gravitational effects. Now clearly ...
7
votes
7answers
2k views

What would combat look like inside an O'Neill Cylinder?

Problem If you were attempting to take over an O'Neill Cylinder without destroying it or the majority of its inhabitants/ecology how would you go about it? What benefits or detriments to an attacking ...
3
votes
1answer
174 views

Could a colony on Neptune work?

My book is set far, far into the future, in a widely settled solar system. An expedition is sent to Neptune, and the expeditioners find out that there are massive cave systems reaching deep into ...
12
votes
4answers
2k views

Is Terraformation the better solution if time does not matter?

I'm working on a space exploration game where humanity has become extinct and Earth is no longer inhabitable. A lone AI activates and its main directive is to find another world where humanity can be ...
7
votes
2answers
227 views

Is it possible to colonize the center of a planet with a cold core?

Let's say you have a planet(about the size of Earth) where the core of a planet has gone cold for whatever reason. So the planet is basically just a barren rock devoid of atmosphere or electromagnetic ...
27
votes
23answers
6k views

Would there be any reason to colonize the coastal regions of a lifeless Earth-like world?

I'm designing a setting (or in this case, a game) that is dealing with the early days of a colony on a new Earth-like planet (but without any contact with Earth). In this case, while there are no life ...
18
votes
14answers
6k views

Preventing racism in space colonies

In light of the recent societal reckoning about and large scale protests against systemic racism, how would a space agency (or other entity) go about selecting individuals to colonize other planets or ...
2
votes
5answers
262 views

Are (near) instant data transfers feasible on an intergalactic scale?

Inspired partially by this comment on one of my answers, I got to thinking on what the quickest way to communicate would be on an intergalactic scale. Say humans have colonised the galaxy, and use ...
8
votes
4answers
177 views

Water-filled domes as space habitats

I have an idea for a space habitat [edit: as in, a habitat on another planet or moon, not in open space, apologies for any confusion!] which consists of two concentric domes made of tough, transparent ...
2
votes
3answers
540 views

Population Growth of an Extraterrestrial Colony

Okay, i need help here. I'm sure this question has been asked before and if it has, please refer me to it. But a story I have been working on for a while now revolves around the adventures of a colony ...
16
votes
20answers
5k views

How to keep my colonists primitive?

The story will take place near a galaxy filled with space faring civilizations. In this galaxy, a small group of scientists realize that their side is on the losing side of a war that will probably ...
3
votes
3answers
148 views

What could be some form of technology that could and would be rapidly formed in the event an new space race was started

The year is 2045 and China has launched a successful colonization mission to Mars after what seems like decades of simply catching up with the USA in terms of space exploration, rocket science, lunar ...
5
votes
3answers
143 views

Could rotating “sub-cylinders” work on an O'Neill cylinder?

I'm working on an Alien-esque pseudo-cyberpunk space station. My idea for the station was a classic O'Neill cylinder with smaller "sub-cylinders" at 90 degree angles along the sides, each ...
6
votes
3answers
725 views

Lethal Pandemic

I'm looking to create a lethal disease for a sci-fi book. The plot surrounds a group of rich people taking teenagers off earth to start a new life away from this illness. The pandemic has been going ...
18
votes
13answers
5k views

How to decide if a Planet is better off to be Terraformed or Stripmined?

In Science Fiction, when civilizations grow powerful enough to conquer the planet and are in need for room, they turn to the planets in outer space. Obviously, the other planets have very different ...
35
votes
17answers
11k views

What society might survive the 3 generation rule

A not widely accepted psycho-social phenomenon but one our descendents might sometime face, the Three Generation Rule states: that the degree of social discipline needed for a space habitat to ...
5
votes
5answers
205 views

When colonizing Mars, what would the emergence of a local economy look like? [closed]

Let's say humanity keeps advancing in its attempt to achieve permanent human presence on Mars, At the beginning it might be only temporary deployments (like to the ISS), but after some time let's say ...
4
votes
2answers
131 views

Can we harness energy from heliopause?

This question pops up in my mind when I read Bob516's question, indeed even a nuclear reactor can't last forever and anything strayed too far out would not be able to receive significant energy from ...
0
votes
2answers
67 views

Effects of a star and planet on human evolution

Possible Human Evolution I am working on a series set in Alpha Centauri where (in the universe) there are 4 main habitable worlds and a couple that have protected surface dwellings. As well, there ...
28
votes
11answers
7k views

Creating Fictional Slavic Place Names

I have a very simple question regarding a small problem I cannot find a single satisfying answer to. I am trying to create a country with a prominent Slavic culture. In my story, an alien world has ...
7
votes
3answers
222 views

Is this a reasonable way to enforce a ban on exotic weapons in an interstellar setting?

In the late 23rd century certain groups of mankind stared down the barrel of what may be possible in the future: cross galactic relativistic kill missile storms, gamma-ray Dyson Beams, Kugelblitz ...
2
votes
2answers
122 views

Could aliens from beyond the singularity of a rotating black hole survive and colonise regions of a normal universe?

Would it be possible for aliens that originated and evolved in a planetary system beyond the ring singularity of a rotating black hole to send individuals out into a normal universe to colonise it? Or ...
6
votes
1answer
324 views

What is the Feasibility of a Cloud Colony on Saturn?

I did some research recently for a story on the physical feasibility of some aspects of living in the Saturn cloud deck, and wanted to share it. Please, however, if you have alternate approaches, add ...
3
votes
4answers
95 views

Stranding my colonists on an alien planet they were supposed to eventually inhabit [closed]

So the background is that a colony ship has arrived in the orbit of a habitable, Earth-like planet. The colonists are in cryosleep and are being woken up in batches. An initial round of scouting the ...
3
votes
3answers
109 views

Artificial oxygen oasis in an otherwise CO2 atmosphere

I wonder if it is possible to install artificial equipment that would exhaust oxygen into air in otherwise CO2 atmosphere so that locally people could breath in open air without any kind of tent or ...
5
votes
5answers
158 views

Would it make sense to send potential human colonists on the initial manned expedition to a habitable, Earth-like planet?

In the near future, humanity has spread out across the Solar System. A new planet is discovered, let's say 30 light years away, that shows it to be Earth-like and could harbor Earth life without too ...
7
votes
7answers
1k views

Where would a technologically advanced group of people forced into space by a calamity obtain water from?

The fleet in my setting are forced to leave the planet due to a volatile virus, and leave in pre-prepared spacefaring vessels capable of transporting ten million people per ship. The ships have ...
19
votes
25answers
4k views

What might cause a civilization to be unable to colonize a large moon but live in space stations around it instead?

In my world a moon is reached and colonised but only in space stations for a long time. They gain the ability to reach the surface and then story happens. It needs to be something that can be bypassed ...

1
2 3 4 5
10