Questions tagged [terraforming]

For questions about the process of turning a barren space (such as a planet, moon, or asteroid) into a habitable one.

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What would the average terraformable planets look like?

Let’s say that a "terraformable planet" is a planet who : is in the goldilock zone of its star(s) has around the same gravity as Earth has a solid surface covered with minerals not too toxic for ...
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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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Mars restarting/ heating the core? [duplicate]

As a planet's core's heat is mostly a result of nuclear decay. Would (leaving the question of how to drill to such a depth aside) adding nuclear waste to the core of a planet, such as Mars, melt the ...
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Can we control an astronomical object? [closed]

Are there asteroids, comets or any other type of astronomical object that we can control, so we can determine its direction? Just think about the possibilities. With the right astronomical object we ...
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How would we terraform Mars?

Background: Interest in the red planet is re-surging. For example, Elon Musk has said he will lay out a detailed plan for Mars colonization this September. Question: Assuming the next step in space ...
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1answer
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Genetically modified foothill plants to terraform Mars

Which plant will be able to survive the condition on Mars? Does it even matter, isn't it just possible to genetically modify a plant so it can easily survive on Mars? What kind of genetically modified ...
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Dead bodies on a partially terraformed planet : Would they rot or dry?

The planet in question is Earth-like in size and composition and orbits a Sun-like star. Its atmosphere is less than 5% Oxygen and plants (lichens, some grass and river vegetation) have started ...
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How were swamps drained in early modern/colonial societies? [closed]

Right now I'm trying to build a colonial setting for an RPG, in which a group of farmers accidentally uncovers some ruins of great power buried under a swamp while draining it. Before the swamp is ...
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What are the limitations of silver?

In this world, a bunch of wizards colonized a new planet and are in the process of terraforming it (more details here). This newly-created civilization has access to a reduced variety of materials. ...
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Terraforming Mars with a comet

A few days ago, I was roaming around Wikipedia and came across something, this comet came extremely close to Mars for astronomical standards recently. I'm also working on a science fiction universe ...
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How should the Magic market be regulated?

Context Wizards built a civilization on a barren planet. More details here. Magic Batteries The population of the planet is between two and four million wizards, but not all of them are born equal. ...
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Space wizards city : Is it sustainable?

Context Six thousand years ago, magic users from Earth managed to create a portal between Earth and another planet, far far away. This planet is Earth-like but developed no life forms whatsoever. ...
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How to wrap the Moon in plastic to make her a giant, supported by the atmospheric pressure, greenhouse

Moon's surface is about thirty million square kilometers large. That's a lot of plastic, but no bigger effort than many other terraforming projects we have discussed. Description: A global bubble ...
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What's the quickest way to add oceans to a planet?

After writing this question about the ecology of a terraformed planet, I realized that I hadn't quite tied up all the loose ends of the terraforming process itself. I intended for a group of aliens ...
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How fast could microalgaes photosynthesize and generate oxygen? [closed]

In other words, how much of what volume of what mix of microalgaes would be enough to terraform an earthlike planet in, say, 100 years?
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What organism would be needed to make mars hospitable?

question 1 : What type of organisms would we have to place on mars for its atmosphere breathable for large mammals ( and human beings Question 2 : are there any organisms that could transform ...
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1answer
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What colors of the sky can humans breathe? [closed]

Apologies for the extremely weird title. Admittedly, it describes my question well. Now, I'm making a universe where humans have discovered the big secret to space travel. It's actually pretty simple;...
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Why terraform at all?

We Earthlings like to live in gravity wells but also have a taste for the exotic and are a bit lazy. Why not make colonies that take advantage of local conditions? Cloud cities over Venus, much less ...
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Reactions of scientists on Mars quick transformation

Inspired by this question: https://worldbuilding.stackexchange.com/q/32798/2071 God of the Bible exists and because He works in mysterious ways, He decided to prove his presence, by terraforming Mars,...
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Will my worlds not be salty enough to support animal life?

I read on the cooking.stackexchange site that all natural salt on Earth was created by seas and oceans, starting with primordial oceans four billion years ago. This got me thinking about my fictional ...
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How could I start a crowdfunding campaign in order to Terraform Venus? [closed]

Venus is actually a better candidate for colonization in some regards thanks to its proximity to the Earth, thick atmosphere, and Earth-like gravity, and like the Earth, it resides within the solar ...
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Effective way to recreate a magnetosphere on Mars with current technology

Our Earth and Venus each keep a thick atmosphere because of a magnetosphere. Most terraforming scenarios of Mars involve transferring water and other gases from the ground to the atmosphere. We now ...
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1answer
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Woodland growth on a semi terraformed world

I am trying to imagine a scenario in which there is a world that has been terraformed in so far as it has water and oxygen but there is only one area which has been established as a strong foothold ...
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Architecture of richest person's house on the moon

Background Several hundred years from now, humans have successfully terraformed the Moon. It has become a fad for the rich and powerful to have exotic residences built in exotic locations. The ...
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How much time would it take Mars to cool enough to be habitable by humans after a gigantic planetary impact?

Let's say humankind terraforms Mars aggressively, increasing the planet's mass (and gravity) to Earth-like levels and causes its core to produce a significant magnetosphere. For example, perhaps they ...
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Colours on Mars

I am making a short story about terra forming mars. What colour would the plants and sky be if that were to happen? And what colour would a setting sun have?
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Breathable Mars?

I'm working on a far-future SF story taking place on a terraformed Mars and would like a fact check. Current estimates (see here and here) are that the CO2 on Mars could be released in gas form to ...
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Could we move and terraform the planet Venus?

Ok, so the Earth is filling up, finite resources, and as we all know, there are no plans for us to reduce our resource hungry ways,...and Mars has no magnetosphere apparently which means we couldn't ...
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Martian Terraformation [closed]

This have already been answered in several questions. See the comments for details. I wonder what would it would take to bring Mars back to life. I've done some Googling and haven't found anybody ...
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How to remove water from a planet during terraforming?

I'm working on a project involving terraforming, and I'm compiling a list of techniques for various goals. Most of them are well-documented in terraforming circles, but one area I've found that seems ...
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How can I get soil for my Martians?

We've created a series of mechanisms to terraform the temperature and atmosphere to be Earthlike. My geologists are screaming at me, because a lot of features are being rapidly eroded by the new ...
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What are the minimum set of physical characteristics to define an Earth like planet?

Introduction I have a vague notion of building some sort of strategic space game. Similar to other strategic games, locations are assigned value based upon some abstract evaluation. Following in ...
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Project Noah: Blue Mars

Set in the 23rd Century, space tourism has matured. The scientists gathered at a summit to discuss plans for terraforming Mars, therefore the Mars colonists living inside a temporary biosphere will ...
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What would've happened if we used Europa's water to integrate into Mars atmosphere?

Lets assume we as humankind can, not only wormhole the spacecraft, but planets and moons. So, what would've happened to Mars if we pulled icy Europa closer to the sun, we might use our flaming star to ...
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Melting the core [duplicate]

I have suggested that you could use antimatter to melt the core of Mars and restart the magnetic "dynamo", but it occurs to me that I never really considered exactly "how" you could do this. Melting ...
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1answer
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Can I trigger an “ancient device” to start the process of terraforming Mars?

Let's say that an advanced civilisation once existed on Mars millions of years ago at a time when water existed in liquid form and that life was abundant on the planet. (Say this civilisation is a ...
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Would it be possible to shift Titan from its current orbit into an orbit around Earth for terraforming purposes?

What are the challenges involved in such a project? Could you use an asteroid re-direct style mission to do the job, or use some sort of fuel based thrust etc. Please limit answers to those ...
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Artificial star satellite

Related : Artificial star Instead of creating a literally artificial star, i want to create a satellite that has a fusion plant inside it and lots, LOTS of high power lights outside shining towards ...
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Sci-fantasy; terraforming the earth, and magic nanomachines

Well I was in the process of designing a world for my new RP. I briefly had the idea that this world could be a psuedo-sci-fi far-flung future Earth but eventually dismissed it, because I wanted too ...
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What would we buy for our new planet? [closed]

I recently read that the combined wealth on earth is £146 trillion. If we divide that by the worlds population of 7 billion we get approximately £21k. My question is If the human race was transported ...
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How to survive in the Triassic period

Some pioneering humans get stranded on a planet which has exactly the same conditions as the earth in the Triassic period. They decide to stay and build a society/colony from scratch with the ...
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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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Artificial magnetic field generator for Mars [duplicate]

Following the question asked here : Artificial volcanos on Mars to recover its atmosphere Would it be too hard to create an artificial magnetic field around Mars ? Place a coil on each of the ...
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Artificial volcanos on Mars to recover its atmosphere

I am developing a plan to colonize Mars. Due to Mars' current lack of dense atmosphere and lack of oxygen (its found only as traces), I am setting the following plan: Bore holes through Mars' ...
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A planet made of trash?

Consider a scenario where there is an over-populated solar system (not necessarily our solar system). Several other rocky planets and moons in this solar system are inhabited by the same humanoid race,...
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How much does a 'good planet' cost? [closed]

If you had the technology, how much would an economically feasible, biosphere grade, sustainable habitat, environmentally acumen planet 'cost'? Doing a project comparison, these options are used to ...
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Terraforming for robots

Terraforming would not strictly be the appropriate term for the type of planetary modifications I am asking about. Say humanity develops advanced AI robots, who are then left alone in space (as ...
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How long would it take to terraform a lifeless but somewhat earthlike planet using bacteria, fungus, seeds and eggs?

What are realistic time-schedule expectations for far-future terraforming and developing earth-like plant and animal/fish/bird populations on distant planets, by means of robotic space probes with "...
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What can we do to Mars to give it a survivable atmosphere?

Some science-fiction books I've read (including more than a few by Ray Bradbury) have men from Earth living on Mars, walking around outside of enclosures. I know that this is currently not realistic, ...
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Would it be possible to terraform the moon?

I have a "simple" question that is the basis for an idea I'm developing: Is it possible to terraform the moon and, if so, what type of technology would be needed? I understand that this isn't the ...