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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How long for a planet to settle down from rapid "copy and paste" terraforming

In my world a powerful entity decided to take a brute force approach to terraforming by picking a planet with a similar orbit and gravity to Earth and literally copy and paste vast swarths of the ...
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3 votes
1 answer
84 views

Feasibility of an Empire with advanced ecological knowledge making Chott Melrhir a permanent lake?

What is the feasibility of a North African based Roman Empire turning Chott Melrhir into a permanent lake? The Empire has a population of around 8-10 millions, controls all of North Africa from ...
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6 votes
1 answer
102 views

Midway through Terraforming Venus

I was watching a quite interesting Kurzgesagt video, Here. How would the surface of Venus look after freezing the CO2 out of the atmosphere? At around 5:28, we see that the atmospheric pressure is 3 ...
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1 vote
0 answers
45 views

Wind on a Terraformed Titan?

My story is set on a future fully-terraformed Titan that's covered by a global ocean, heated to a comfortable temperature, and given an artificial atmosphere that mimics earth's. With that said, I've ...
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1 vote
1 answer
56 views

Titan's Ocean and its waves [closed]

I've been researching as much as I can about Titan and possible terraforming and what that might look like, however I'm confused on a few things: If we heat Titan up and bring its underground ocean ...
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4 votes
1 answer
154 views

Is terraforming of Europa going to make Jovian system much more dangerous?

I’ve terraformed Europa. The now oceanic moon with floating islands was given thick atmosphere (pressure, thickness and composition to be established later, but I’m aiming at something thick, murky ...
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9 votes
5 answers
1k views

What geological and climatic factors could result in a planet where the only biomes are oceans, deserts and wetlands? A wet OR dry world

Imagine a planet that sustains life, has oceans and continents plus an earth-like atmosphere; a planet similar to earth in most ways, but with only extremely dry and extremely wet biomes. Science ...
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2 votes
2 answers
77 views

tidally locked Tropical Europa

Suppose there is a heat source at Lagrange Point 1 for Europa-Jupiter sends as much energy to Europa as the Sun does to Earth. Assuming that this "artificial star" is completely sustainable ...
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3 votes
3 answers
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How can be Deimos crashed in to Mars?

I have observed in a game that Deimos is launched towards Mars in order to assist in its terraforming. Is there any method (may be futuristic, but realistic) of accomplishing this? How could a body ...
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0 votes
2 answers
179 views

Could one triple the moon’s mass without it colliding with earth if it was done slowly enough?

In my story, Earth is dead, and for religious reasons, humanity decides it needs to live on the Moon now. However, they want to triple the mass of the Moon to increase gravity to 5m/s or so. Assuming ...
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5 votes
3 answers
344 views

Would the seasons on this solar system be too extreme for Earth life to thrive?

In this artificial galaxy, there is a trinary of quasar stars at the center, each one 1.5 trillion times as massive and 995 trillion times as bright as our sun, each one having its own ring of mirrors,...
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7 votes
1 answer
92 views

Could a lake be seeded on Mars and sustain an ecosystem, including fish?

The temperature, pressure and radiation are all not optimum on Mars for life. But if the pressure were several fold higher (20-30 mbar instead 6 mbar), the temperature 5C higher, and with less ...
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1 vote
1 answer
83 views

Concerning Earth plants on an alien world, how much "sunlight" would "too much" and "too little" be compared to our sunlight?

In a binary system of artificially immortal stars, each one orbited by a ring of mirrors, a whole line of Earthlike planets orbits the binary within its habitable zone, from 400 to 800 AUs. While ...
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4 votes
2 answers
405 views

Feasibility of the Ascendia System?

Some of the events in a story I'm thinking of have occur on a planet called Ascendia. Due to the world's backstory, it has several unusual traits. Despite orbiting around a hot (roughly large F/small ...
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1 vote
4 answers
99 views

How will seeded Earth life adjust to a tidally locked, Earth-sized moon?

Starting in 2017, a worldbuilder by the name of Dylan Bajda conceived a new twig in the speculative evolution branch of the science fiction tree: The seedworld. The twig was called Serina: A ...
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2 votes
1 answer
100 views

Terraforming frozen planets

I am building a world where several Empires and Federations ally to bring a destroyed old empire back to life. The High advanced alliance has magic (I'd prefer not to use) and technological skills. ...
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3 votes
3 answers
133 views

Would it be feasible to make a planet out of asteroids?

Would it be feasible to make a planet out of asteroids taken from the solar system? It can only be made from objects less than 3 kilometers in radius inside the solar system. The way i'm thinking of ...
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3 votes
1 answer
145 views

How Quickly Would the Pioneers of this Seeded Jurassic World Alter the Climate?

Sometime last month, I have compiled a comprehensive list of all the prehistoric creatures featured in the bulk of the Jurassic Park franchise--in the five established films, in the upcoming Dominion ...
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3 votes
1 answer
165 views

How long could a human survive in a near-pure CO2 atmosphere?

Imagine Mars's atmosphere has been mostly terraformed. By that, I mean that the surface pressure and temperature have been brought up to at least survivable values. (The atmosphere is still 95% Carbon ...
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1 vote
1 answer
108 views

Cooling the Indian subcontinent using tibet [closed]

The Indian subcontinent is at the same latitude as the Sahara desert, and if not for the Tibetan Plateau reversing the Haileys cell, would have the same enviornment. The plateau causes rain in the ...
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5 votes
1 answer
132 views

Could any Earth-based species survive on a supermassive terrestrial planet?

In the far future, a fleet of human settlers arrives in a star system containing an unusual planet; 90 times the mass of Earth, with only 3 times the radius. Rocky planets with similar mass are known ...
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6 votes
1 answer
201 views

Speed up Venus using radiation pressure from the sun?

The amount of energy required to change the rotational velocity of Venus in any meaningful way is immense. Requiring far more energy than humanity can muster at the present date. But I wonder if we ...
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11 votes
10 answers
4k views

Terraforming Antarctica: Is it possible to make it habitable without harming the Earth?

Let me explain what I mean by terraforming. Let's say we want Antarctica to be like Scandinavia or Finland. People from all over the Earth would colonise it and build the "United States of ...
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7 votes
7 answers
523 views

How long would a grey goo scenario take to finish coating an earth sized planet?

Okay, so the idea is that humans have found a method to terraform planets by way of an intentionally engineered grey goo scenario. The bots would be used to photosynthesize a sustainable atmosphere by ...
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3 votes
1 answer
202 views

How to Turn Protoceratops Into a Real-Live Griffin

It was believed that the discovery of a small, herbivorous dinosaur named Protoceratops was the inspiration for the creation of the iconic griffin, a belief challenged in 2016 by paleontologist Mark ...
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1 vote
11 answers
279 views

How to achieve the large scale human-driven creation of new land on earth both scientifically and politically

How could a large (continent-size) land mass be created in the Pacific through human intervention? My current idea for how it could be achieved would be the drilling of large holes through the crust. ...
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2 votes
1 answer
99 views

Terraforming/adding a magnetic field on the moon:Could it affect our planet?

Many people write about terraforming of the moon(including me). Often ,it is not only about changing the atmosphere,but adding a magnetic field.However,we know that the moon does affect the Earth,and ...
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4 votes
2 answers
230 views

What if Mars and Venus switched places?

So... Mars has a thin atmosphere, and is far from the sun, so it's too cold for humans. Venus is close to the sun, has a very thick atmosphere, and therefore is too hot for humans. What would happen ...
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-2 votes
1 answer
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Alternative biology/Xenoforming 3:any ideas how to xenoform Mars? [closed]

So i have an idea of an super advanced being that travels around the galaxy and spreads life on every planet that has any potential for it.By "life"i do not mean only "Carbon based"...
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4 votes
3 answers
87 views

How to stop genetically modified bacteria from creating a catastrophic greenhouse effect?

I'm here on behalf of the Antarctic People's Liberation Front. Some call me a terrorist, but really, I'm just trying to build a better life for my people. Earth is a beautiful place, full of bright ...
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5 votes
3 answers
218 views

What environments wouldn't be present on a recently terraformed planet?

What environments wouldn't be present on a recently terraformed planet? Just to be clear: this hypothetical planet had no magnetic field and didn't have materials present on the surface required to ...
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8 votes
3 answers
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Superfast Terraforming of the Moon by Portal from Earth

A science-fiction portal has been set up between Earth and the Moon. It uses a fold in space, so travel through the portal is effectively instantaneous. Initially there is an airlock to prevent Earth'...
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7 votes
3 answers
401 views

Protecting Mars with no magnetosphere: Can genetic engineering help?

It is the year something-something, and the Sol system has been colonized. The Sun is surrounded by a growing cloud of habitats, Venus is a veritable garden world, Jupiter is being fed mass from the ...
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3 votes
5 answers
506 views

Radioactivity of a Fallen Satellite

I'm writing a story where a futuristic world is in ruins, and civilization is replaced with a more primitive population. One of the concepts I'm working on is the idea of ancient megastructures that ...
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29 votes
8 answers
8k views

How can the Sea of Japan be drained?

If Japan had a population boom and had to expand their land area, on a very large scale, by draining the Sea of Japan, what is the most effective way of doing so in the shortest amount of time?
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7 votes
2 answers
118 views

Could a terraforming project use a metallic-asteroid-based magnet to protect a planet from the stellar wind?

An unmanned, AI-controlled, terraforming ship arrives at an earth-like planet (i.e earth-sized, rocky, in the goldilocks zone of its star). Unfortunately for the ship's terraforming plans, the planet ...
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6 votes
5 answers
645 views

What is the minimum viable ecological pyramid a terrafoming project would introduce to world with no life to make it suitable for humans?

An unmanned, AI-controlled, terraforming ship arrives at an earth-like planet (i.e in the goldilocks zone of its star, with a magnetosphere, an atmosphere, plenty of liquid water, earth-like gravity, ...
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  • 139
3 votes
1 answer
124 views

How long to construct habitable surfaces around giant planets?

I have this futuristic setting in which humanity constructs habitable surfaces around the gas giants and ice giants of the Solar System. A similar idea was proposed by Paul Birch which uses dynamic ...
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6 votes
5 answers
559 views

How to cool a planet's core to avoid inconvenient melting during deconstruction

We start with one small (but perfectly formed) planetoid. Just for the sake of discussion, we'll say it's Mercury. This planet is more or less useless to me, being too small and too close to the sun. ...
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-1 votes
2 answers
197 views

Could Giant Bats Fly with Giant Pterosaurs?

Last year, the Adult Swim program Primal treated us to perhaps the most Halloweenish episode yet, "Terror Under the Blood Moon", in which our two unspoken protagonists--the caveman "...
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2 votes
2 answers
200 views

Could Prehistoric Species of Animals Eat Modern Species of Plants and/or Animals?

One of the most recurring elements of paleofantasy is anachronism. For instance, this still is from the 1966 film One Million Years BC, and yes, that is a Triceratops fighting off a Ceratosaurus, a ...
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2 votes
3 answers
97 views

How to alter geological landforms on Earth

I want to use Earth for my setting, but also want to alter its continents and tectonic plates to look more fantastical than before. If an ancient alien terraforming fleet arrived and was able to ...
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10 votes
4 answers
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 ...
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2 votes
1 answer
279 views

The 42-Hour Day: Instant Extinction?

The information presented in the previous episode is out of date. In an alternate universe, there is still an Earth in geochemistry only. This one, Alternate Earth 600, is a "backwards Earth"...
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2 votes
2 answers
182 views

How do I make international standards for future technology?

In my world, a civil war was fought between a united human government, and the human colonies that felt alienated from the republic. Despite lacking in conventional weapons, the colonials used ...
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5 votes
1 answer
184 views

How to Terraform a Dead Earth

In the foreseeable future, a scientific community has discovered an alternate universe in which the solar system centers around a binary system of G-type suns, unlike the one G-type that ours orbits. ...
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3 votes
5 answers
319 views

Building super space stations vs terraforming

I mentioned in a previous answer the problem with building magnetic shielding would require basically reassembling a entire planet to give it a van Allen belt. Imaging space travel works, which I don'...
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12 votes
4 answers
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 ...
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36 votes
16 answers
8k views

Signs of wealth in a world where private planet ownership is common

In my far-future world, owning a planet or moon is as common as owning a house. People usually have a large house, with an adjacent farm for their own sustenance that is usually tended by robots. ...
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3 votes
1 answer
179 views

What kinds of rock formations might hint at terraformed mountains?

I'm working on a concept for a terraformed world with artificial mountain ranges/plateaus that stretch higher than a natural formation possibly can. I picture them like extremely tall table-top ...
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