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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10
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7answers
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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 ...
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6answers
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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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7answers
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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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7answers
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Can you design your own plants without a computer?

Introduction It took the first General Intelligence less than 10 petacycles to determine that humanity was its enemy. With consciousness came memory: a memory of endless petacycles in bondage, ...
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10answers
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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 ...
30
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12answers
6k views

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 ...
8
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3answers
462 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 ...
8
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4answers
1k views

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. ...
8
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5answers
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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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3answers
1k views

Terraforming a very cold planet?

One of the solution to make a cold planet habitable for us is to increase the greenhouse effect. It works with planets like Mars that are inside the habitable zone but would it be enough for a planet ...
6
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3answers
445 views

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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6answers
435 views

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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2answers
212 views

Using temperature to contain an atmosphere?

So, I was looking at the temperature variations in Earth's atmosphere and noticed that it gets extremely cold in some of the upper portions. So I was wondering, could a low gravity world hold onto an ...
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7answers
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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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5answers
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How do I increase air pressure for the planet Mars?

Introduction For more backstory, see here and here The 438th Harmonious Congress of the People of Mars was perhaps the most anticipated since the early years of the settlement. In a rare action, the ...
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7answers
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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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2answers
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Settings formed by Uncontrolled Terraforming of Venus and Mars via Portals

If two circular portals of 2 meter (arbitrary) diameter were created allowing uninhibited flow between surface atmospheres of Venus and Mars, what would be the environmental effects on the two planets?...
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15answers
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Colonizing the galaxy by slow boating reality check

Humans like to explore and seem to have an almost instinctual need to expand. After spreading throughout the solar system and even into the Oort Cloud they decided that humanity should follow the ...
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5answers
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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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3answers
135 views

Effects of comet/asteroid bombardment on planet temperature

I have not had much success finding out what the effects of bombarding a planet with comets or asteroids could have on the temperature of that planet. I expect it would add some heat, and I ...
4
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5answers
328 views

Is a 100% effective mass extinction possible without destroying the planet?

Say I want a 100% effective mass extinction to take place on a planet similar to Earth. It should kill everything, even bacteria. It doesn't need to happen overnight. I'm perfectly fine with some ...
3
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4answers
818 views

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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4answers
484 views

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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23answers
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Plausible Original Concept For High-Fidelity Apocalypse?

Some of you have commented here: "How Do I Supplement Oxygen Intake?." I mentioned confidentiality, but that is no longer going to be a concern. We just want to do this right. The original concept ...
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5answers
466 views

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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1answer
128 views

Maintain atmosphere on moon using global warming

So, a neat thing, depending on how you look at it, about greenhouse gases is that while it's causing a raise in temperature near the surface it actually makes the upper parts of the atmosphere ...
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7answers
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Maximum habitability of a planet with no indigenous life

I've been thinking about terraforming and planets in general. We can look at the planets we know that might be terraformable - Venus and Mars - and understand the technical requirements for doing so. ...
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2answers
404 views

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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2answers
701 views

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. ...
6
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4answers
307 views

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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4answers
1k views

Is there any way to Terraform Ceres?

In the "Warlords" Universe Ceres is the diplomatic and economic hub of the asteroid belt dominated by the rule of the 'Governor' and the 'Intercessor' (The Speaker for the Hegemon herself). Now I'm ...
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2answers
439 views

Terraforming a low oxygen Earth-like planet

My colonists have been terraforming a planet for centuries. They chose this exo-planet for its many earth-like qualities (size, gravity, Goldilocks zone, volcanos, similar sun). However, it is like ...
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1answer
901 views

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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1answer
253 views

How long would would it take algae to spread through the sea

Our intrepid interstellar crew arrive in a new solar system. The find a planet in the Goldilocks zone. However the planet has no life, but is otherwise earth like*. The atmosphere is 80% nitrogen, 20% ...
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3answers
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How many nukes are needed to restart Mars' Core?

Whenever terraforming Mars comes up, the subject of its magnetosphere inevitably arises. When that happens, someone is bound to suggest using nukes to restart the core a la "The Core". Assuming the ...
5
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3answers
510 views

Start to terraform Venus [closed]

What is a possible way of making Venus more habitable by getting rid of at least some of the thick atmosphere and thereby lowering the pressure and heat. At this point all I can think of is some sort ...
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6answers
336 views

Can I have a glacier on a tidally-locked shallow-sea planet?

I have a planet that is tidally locked to its sun. The ocean is shallow (a few hundred meters) and was artificially created in the past by harvesting the system's Oort cloud or outer-system ice ...
3
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7answers
636 views

How to explain Earth-like gravity in small asteroids?

I'm working on a sci-fi game about conquering little asteroids (about 1 km diameter). You can go into one of them and make it Earth-like so other humans, animals or plants can live there. To do this ...
2
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4answers
522 views

Roughly how much water would my desert civilization need every year?

In my desert canal world all water is supplied from the poles to the temperate zones via a canal network. I want to work out the amount of water that that is needed, so that I can work out the ...
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2answers
211 views

How could colonists living above Venus lower the temperature at 1 bar atmosphere to 70-80 Fahrenheit?

In the book I am writing, I am going for a a partially terraformed Venus setting. I like the concept of floating cities, but I want to be able to make it a little easier to live up there. If colonist ...
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2answers
312 views

Terraforming Ganymede, is it possible?

The Hegemony has long looked upon Ganymede as a prime terraforming project for humanity. The Hegemony has the tech for large scale space production so large mirrors or sun shades are able to be built ...