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.

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What would happen if all of us earth dwellers leave to live in space? How would the society function there? [closed]

Suppose we invent a spaceship technology that could keep us alive for hundreds of years in space and all of us afford to buy one "Jupiter" just like in the "Lost in Space" series, how could society ...
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2answers
116 views

Will be electronics production in zero or low gravity possible and how soon?

On the Earth's surface, we look back to an ultimately high tech evolution of computer hardware and according integrated circuit manufacturing appliances. The knowledge required to build robust modern ...
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8answers
4k views

Where would space habitats get their oxygen from?

Suppose you want to build a large scale habitable structure in space or on a planet or moon without an atmosphere or any organics, and this would be a long term or permanent settlement, not a ...
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4answers
178 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 ...
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3answers
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Designing a biological drop pod?

How would a biological drop pod make it into the atmosphere and land safely? I have a race of aliens that use biological tools instead of technology. Their ships are living beings that can travel ...
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2answers
213 views

The One Problem With Terraforming and Colonizing a Super-Earth

Many people are excited with the idea of super-Earths--rocky, habitable exoplanets greater in mass, density and diameter (because I'd prefer to go the whole way than stop at the halfway point) than ...
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3answers
134 views

Generating breathable air on Europa?

Humans have colonized the subsurface oceans of Europa - building large cities embedded in the icy crust, hanging beneath it, and resting on the rocky seafloor. These colonists mine metals for ...
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16answers
11k views

An Earth-like planet is found in another solar system. What are the top priorities after landing in order to create a self-sustaining colony?

Set in the not so distant future, we find a habitable planet very much like our own. The only downside is that it's around 500 years of travel with our current technological capabilities. We have to ...
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10answers
809 views

How to render Venus semi-habitable?

It must be very dark and hot on the surface of Venus, but my humans want to change that and make a Venusian colony. The problem? The extremely thick atmosphere would make it problematic to say the ...
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7answers
553 views

Why Colonize a Planet Without the Continued Benefit of Modern Technology?

I'm new to science-fiction and I'm intrigued by the consequences of "Plan B" in the popular movie Interstellar. "Plan B" means transporting a supposedly sustainable population to a habitable planet ...
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7answers
472 views

Self-sustaining Mars colonization

Background A 100 years in the future Mars has been colonized, new settlers and resources arrive from earth every 26 months (when the planetary orbit lines up best) by first taking the space elevator ...
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1answer
95 views

Minor terraforming that allows people, and doesn't inconvenience local flora and fauna

What I'm looking at doing is a small game where you land on a planet, and the atmosphere is not survivable by a human being, but there is local life. Over the course of the game, terraforming has to ...
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Are generation ships inherently implausible?

So I've been thinking about the idea of a series that takes place on a small fleet of generation ships, traveling at around 10% of lightspeed to Proxima Centauri, which should take around half a ...
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3answers
402 views

Can a Whipple Shield be a viable method of space combat protection?

Like it says on the tin. Problem? Basic configuration is not going to work. If I used several additional layers and all the Outer and Inner layers using carbon nanotubes, whereas the Middle Layer(s) ...
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3answers
350 views

Would decompression cause a moon habitat to explode?

Assume I have a human colony on The Moon. A meteor fragment gets by the defense system and smashes into a portion of the dome, let's say the hole is 1 meter in diameter, it's big. Safety measures ...
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1answer
65 views

Cyborg and Interplanetary Exploration / Colonization [closed]

The exploration / colonization of space and nearby planets presents several challenges. Among these are lower gravity, lower pressure and exposure to both solar, and cosmic radiation -- each of which ...
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3answers
146 views

What could cause the majority of people to live in space habitats?

So I'm thinking here about the sort of setting like Eclipse Phase, in which virtually all of humanity lives in a wide range of space habitats because of an apocalypse on Earth. I am imagining a ...
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10answers
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How fast would a civilization with FTL spread out?

Let's say that a civilization has access to FTL. Let's say it is instantaneous so travel time between solar systems isn't a factor. How long would it take for them to spread out from their home solar ...
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3answers
188 views

Avian adaptation to microgravity and low gravity environments

I like to hear the sound of birds when I travel amongst my orbital and planetary habitats scattered around the outer system. Most of these settlements are very densely populated - what you might ...
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1answer
99 views

Mean time to create ecumenopolis [duplicate]

We have fairly standard Sci-Fi scenario. Our human species somewhere near 2100s find ways of FTL travel and start colonizing galaxy. After some time they find also wormhole gateway connecting ...
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3answers
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Adverse effects of reduced food variety on microbiome

We often see, in Sci-fi, food being produced from, say, algae or yeast. What could be the effect of such a limited diet on the gut microbiome? Would there be any believable side-effect that would have ...
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11answers
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Can a human colony survive on a 'hot' world?

A colony ship headed for its new home countless light-years from Earth suffers an unfortunate malfunction on the final part of its descent phase and crashes onto the planet. Thankfully, the ship ...
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25answers
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Why would Earth be long-term unsuitable for an advanced alien species that's already colonized it?

I'm writing a story where aliens are using humanity like a botnet to do hyper complex calculations - each infested human has a program running in their subconscious brain that does a small part of the ...
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13answers
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What would come first, the colonization of the solar system or interstellar colonization?

I have a world (around 3000-3500ad) where human race is spread across various planetary systems - so interstellar travel it's possible. The interstellar travel is possible via a Bussard Ramjet which ...
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20answers
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What could a self-sustaining lunar colony slowly lose that would ultimately prove fatal?

I've got a lunar colony that was set up to be self-sustaining before a collapse of life on Earth. The colony has survived on its own for several thousand years through a period of technological ...
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11answers
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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 ...
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4answers
154 views

Would living on around Alpha Centauri change how our eyes see color?

I am writing a sci fi novel in which one of the primary factions is a lost space colony sent to Proxima Centauri (Alpha Centauri C) roughly 350 years prior on a generation ship. The trip took roughly ...
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12answers
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How can spacecraft manufactured on the moon be powered?

Background: The moon has been selected as the base for human space exploration. Rather than ship tonnes of material out of earth's gravity well, interplanetary spacecraft and space stations will be ...
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4answers
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If Mars contains coal, will it become a dominant source of energy?

In the year 2099 A.D, humans made a major discovery. There is a rich source of fossil fuel buried beneath layers of Martian soil. It is estimated that the coal deposit that was discovered could fill ...
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4answers
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Would that heat-engine provide power to the colony on Titan?

I have an idea for an energy source for a colony on a cold world with not enough solar power. Is my idea workable, or is it debunked as perpetual motion machine? Here is the set-up and my plan: ...
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1answer
90 views

Environment/Ecosystem for a “Sunfall” colony

I've read a lot of posts about moons around large gas giants and I think I have fairly good idea about basics to them. I'm not super great with all the science parts myself but they give me lots of ...
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12answers
9k views

Would gas giants work as waste disposal sites?

In my novel, the many moons of Jupiter and Saturn have been colonized, but I'm running into some logistical problems - namely, waste disposal. My first instinct was to dump it on-moon; while this is ...
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2answers
320 views

What would an asteroid impact feel like to someone standing on the moon?

On the Earth, with our atmosphere, even small objects entering the atmosphere such as Tunguska or Chelyabinsk can do devastating damage due to the shock-wave travelling through the air. People could ...
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5answers
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How could an overseer of a space colony make sure that the defensive weapons the settlers are using cannot be turned against him?

I have this idea of a mining colony on an isolated planet. It's a dome like structure in a middle of an desert surrounded by a force field and some physical walls. The complex is lead by an overseer ...
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5answers
340 views

Would complex life evolve on this planet, and could humans survive on it without much outside help?

Okay, as an extension of my previous question, I'm just going to lay bare all the details I've written down about this planet (including corrections from my last question), and ask the big question ...
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10answers
414 views

What would be a good reason for space colonists to lose their technology?

In my universe, humans nuked themselves in a war so thoroughly that the Earth has been rendered uninhabitable. As a result, they have to leave Earth and find a new home. They briefly tried to settle ...
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3answers
979 views

How does a spacecraft attempt an intercept course with a hostile one realistically (Part II)?

Well, gentlemen. Here is Part II. We know what to do about the manoeuvre, but we need to know possible tactical options the two Task Groups would use. Background Now, as previously specified, we ...
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1answer
144 views

If Vikings Settled on a Tropical Island, How Would That Affect Up The Native Ecosystem? [closed]

An ice age has hit the already cold planet of Ryu 108. Its inhabitants, with the culture and technology of Scandinavia at the height of the viking age, are forced to feed themselves with a drastically ...
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9answers
3k views

Methods and Feasibility of Antimatter Mining?

Say 200-300 years in the future, humankind has colonized much of the solar system, using a combination of laser thermal drives and solid-core nuclear rockets (fusion never really panned out). ...
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8answers
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Would it be easier to colonise a living world or a dead world?

This question about eating on a alien world got me thinking.... Would it be easier for humans to colonise a world with existing life, or one which was biologically dead? For the living world, let us ...
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What secular civic space would pioneers build for small frontier towns?

I am thinking about a part of a world with a lot of small towns on a frontier, like the early colonial era in the Americas, or pioneer days in the American Midwest, and later the Great Plains and the ...
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1answer
60 views

Maintaining Earthlike Gravity on other Worlds/Stations [closed]

I am writing my first short story in science fiction and am struggling with the issue of gravity. TLDR: What would it take to make a planet match Earth's gravity (e.g. Titan (yes, it's a moon but ...
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16answers
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Is this alternate history plausible? (Hard Sci-Fi, Realistic History)

Is this alternate history I came up with plausible? What holes does it have? Are some events very unlikely to happen, even impossible? Should I change some dates of some events? Most of my knowledge ...
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2answers
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How would an AI divide its physical sphere of inflence into a “grid” of sectors?

So, my colony mothership crawls along through sub-space at a "slow" ftl as it sends out faster probes ahead of it. Once it has located a cluster (meaning an acceptably dense grouping, not necessarily ...
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1answer
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How would gravity and centrifugal force interact in Dyson constructs?

I am developing an alien race whose homeworld is a Dyson sphere planetoid (they used collected planetary and asteroid matter to construct a "hollow planet" around their sun, along with "night" solar ...
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10answers
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Which gas giant of the solar system could humanity mine and for what resource?

In a close future (in 100-200 years), humanity is in an energy/resource crisis and seeks new resources in the solar system. In my story, humanity, still in need after colonizing the moon, sends a ...
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What would be the most viable form of government for the first space colonies?

The Setting It is the near future (say 2060ish). Some entity (corporation, government, private venture, etc.) has elected to build the first permanent (as in intended to become self-sufficient) ...
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2answers
514 views

How large would a space station have to be to hold one million people indefinitely?

A moon-sized asteroid approaches Earth in the near future, where space tourism has become normal. The Earth has a few satellite structures above Mars conducting research, as well as successful ...
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5answers
234 views

Expanding a space habitat

Let's say that I start with a Stanford Torus that can house some amount of people. Over time, more and more people start living there, to the point it starts getting crowded. How could I expand the ...
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8answers
2k views

Playing boules… IN SPACE!

Boules is a range of relative games played with small, heavy steel balls thrown on a court, such as the French Petanque and Italian Bocce. While there is variation between games in terms of how and ...

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