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Rigorous Science

Posts tagged habitability

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Rigorous Science Could a habitable planet lit by the cosmic microwave background plausibly exist?

I've got this idea of a rogue planet that is moving that fast through the intergalactic void that the cosmic microwave radiation, thanks to the Doppler effect, actually provides enough heat that it...

1 answer  ·  posted 1y ago by celtschk‭  ·  last activity 1y ago by dsr‭

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Rigorous Science Are these traits for my planet mathematically accurate? Could it support life?

Mass of star: 0.75 M☉ Radius of star: 0.69 R☉ Surface temperature of star: 4,620° K Luminosity of star: 0.2 L☉ Satellites: 2 Place in solar system: 2nd Mean radius: 8,725.1 km Mass: 2...

2 answers  ·  posted 2y ago by Praearcturus‭  ·  last activity 2y ago by Praearcturus‭

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Rigorous Science How Would I Make an Oceanless World Feasible?

The planet I'm thinking of is of similar size and distance from its star relative to Earth, but it lacks oceans, instead consisting of one massive continent with a huge mountain range (reminiscent ...

8 answers  ·  posted 3y ago by The Weasel Sagas‭  ·  last activity 2y ago by The Weasel Sagas‭

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Rigorous Science Are Geologically Dead Planets Habitable?

One of the planets I'm thinking of for my book series has all of its landmass in the northernmost half of the northern hemisphere (it is thus mostly a water world) and is completely geologically de...

9 answers  ·  posted 3y ago by The Weasel Sagas‭  ·  last activity 3y ago by The Weasel Sagas‭

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Rigorous Science How long to become a habitable planet

I am creating a world for Sci Fi story in which I am trying to have two non-tidally locked earth sized planets in a binary orbit around Alpha Centauri A. The only way I can think of this happening ...

0 answers  ·  posted 3y ago by user72655‭

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Rigorous Science Volcanic island generating its own storms

Picture this, a highly volcanic island sitting in the middle of a temperate or sub-arctic sea, the heat generated by the magma beneath the island and the volcano heats the air enough to generate a ...

1 answer  ·  posted 3y ago by Aezyc‭  ·  last activity 3y ago by Aezyc‭

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Rigorous Science 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 tempo...

8 answers  ·  posted 4y ago by Alex Kinman‭  ·  last activity 3y ago by Alex Kinman‭

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Rigorous Science Ways to increase temperature and still be habitable by humans

I am designing a planet that humans can live on for a few tens of thousands of years, while they are hiding from some sort of inter-galactic police force (or whatever). Therefore, it's important th...

3 answers  ·  posted 3y ago by Doh‭  ·  last activity 3y ago by Doh‭

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Rigorous Science In a Red Giant Binary System, How Far and How Wide Can the Habitable Zone Be?

Our estimates of our own habitable zone--a piece of space in which liquid water is possible--have varied over the years, but the current estimate is by Ramirez and Kaltenegger in 2017. Based on an ...

1 answer  ·  posted 3y ago by JohnWDailey‭  ·  last activity 3y ago by JohnWDailey‭

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Rigorous Science Could a person safely walk around with exposed skin under the sunlight of a red dwarf when it's not flaring?

I've been thinking about a fantasy setting built around the idea of a habitable, tidally-locked world orbiting a red dwarf. Since it is fantasy I do have some leeway in terms of the real world limi...

2 answers  ·  posted 4y ago by Vorterox‭  ·  last activity 3y ago by Vorterox‭

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Rigorous Science Could life in a planemo be sustained by cosmic background radiation?

I need to create a race that should be utterly older than humanity (and as such, much more powerful). My idea is to have that race originate from a rock planemo - a rogue planet, orbiting the cente...

3 answers  ·  posted 8y ago by Jorge Aldo‭  ·  last activity 3y ago by Jorge Aldo‭

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Rigorous Science Could bacteria survive on a star?

If the right requirements are met, could bacteria survive on the Sun? The bacteria would spend most of their time in hibernation and reproducing, and when the time comes, they spread out on plasma...

2 answers  ·  posted 3y ago by 2024oyefold‭  ·  last activity 3y ago by 2024oyefold‭

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Rigorous Science The major effects on the habitability of exomoons orbiting this Brown Dwarf

I'll need to give some background to this question. I'm interested in the idea of a densely inhabited star system, and having large exomoons is one way that they can all orbit roughly at the same p...

2 answers  ·  posted 3y ago by Axion‭  ·  last activity 3y ago by Axion‭

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Rigorous Science What would weather/geographical conditions be like on a tidally locked moon?

I'm trying to figure out what weather patterns and geographical conditions would exist on a habitable moon that is tidally locked to a much larger planet/gas giant. From my research, I was able to ...

1 answer  ·  posted 6y ago by CyberneticFen‭  ·  last activity 3y ago by CyberneticFen‭

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Rigorous Science 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 ...

25 answers  ·  posted 3y ago by crass_sandwich‭  ·  last activity 3y ago by crass_sandwich‭

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Rigorous Science What kind of star will work for my system?

After what feels like forever and after asking several questions (like this, this and this), I believe I may have decided upon a suitable orbital system for my world: $M_{S}=2.272\;571\;144\;5 \...

2 answers  ·  posted 3y ago by overlord - Reinstate Monica‭  ·  last activity 3y ago by overlord - Reinstate Monica‭

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Rigorous Science Time in relation to life in the Jovian System

I'd just like to preface this with the fact that I'm super new and I apologise if this has been discussed in some way previously (I have looked at similar topics but they haven't quite given me the...

2 answers  ·  posted 4y ago by Sian Wheeler‭  ·  last activity 3y ago by Sian Wheeler‭

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Rigorous Science Can a gas giant have its own habitable zone?

Gas giants can generate heat via the Kelvin-Helmholtz mechanism. It's oft-repeated that Jupiter actually generates more heat internally via this method than it receives from the Sun. Scale this mec...

4 answers  ·  posted 8y ago by Leushenko‭  ·  last activity 3y ago by Leushenko‭

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Rigorous Science What types of stars do not have a CHZ/Goldilocks zone?

Most stars have a continuously habitable zone (CHZ), but I'm specifically trying to think up ones that do not. Aside from pulsars and black dwarfs (theoretical, as the universe isn't old enough to ...

5 answers  ·  posted 3y ago by HA Harvey‭  ·  last activity 3y ago by HA Harvey‭

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Rigorous Science How big an area can we possibly make habitable on the moon?

This question focuses on an artificial atmosphere on the moon and the achieved amount being the limiting factor for the size of habitats. I got a lot of beef for the suggestion to terraform the wh...

4 answers  ·  posted 3y ago by Backup Plan‭  ·  last activity 3y ago by Backup Plan‭

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Rigorous Science Would this setup of a terraformed moon hold up?

[Edits added in italic] BACKGROUND A few thousand years from now the moon has become one of many habitable places in the solar system. Economy, constant growing knowledge and human will made drast...

2 answers  ·  posted 3y ago by Backup Plan‭  ·  last activity 3y ago by Backup Plan‭

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Rigorous Science Is it realistic to have a livable planet with a quarter the size of Earth, but with the same gravity?

So in theory, I would want this planet to have the same everything as earth besides the radius (and anything that affects how radius plays into gravity). I know the density of this Planet X would h...

4 answers  ·  posted 3y ago by System‭  ·  last activity 3y ago by System‭

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Rigorous Science Could a planet be habitable due to illumination from the galactic core?

I recently saw this answers where it was suggested that the galactic core could illuminate a planet suffiently to make sure it is always summer on one side of the planet. This got me curious and af...

1 answer  ·  posted 3y ago by TheDyingOfLight‭  ·  last activity 3y ago by TheDyingOfLight‭

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Rigorous Science Earth Has Four Seasons Lasting Years. Is This Too Much?

In this alternate Earth, the axial tilt is still leaning to the extent of the temperate and polar zones having four seasons--spring, summer, autumn and winter. The one key difference is that each ...

5 answers  ·  posted 3y ago by JohnWDailey‭  ·  last activity 3y ago by JohnWDailey‭

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Rigorous Science Which Stars Would Best Suit For the Habitable Zone of The Nine Norse Earths?

In an alternate universe, the nine realms of Norse mythology--Midgard, Asgard, Vanaheimr, Jotunheimr, Alfheimr, Hel, Nidavellir, Niflheim and Museplheim--are actual, real-life "Earths", in the sens...

3 answers  ·  posted 3y ago by JohnWDailey‭  ·  last activity 3y ago by JohnWDailey‭

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Rigorous Science Algae using UV light from auroras for photosynthesis

I was reading some questions on Quora and I found this claim: The polar regions have a very odd reason for them to have so much oxygen production. You see the Polar aurora run day and night in ...

2 answers  ·  posted 3y ago by Renan‭  ·  last activity 3y ago by Renan‭

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Rigorous Science Rogue Planet Illuminated by Galactic Centre

The black hole question reminded me of an idea I wanted to implement at some point in a space campaign, but didn't go forward with because I was unsure whether it's merely statistically very implau...

2 answers  ·  posted 3y ago by vicky_molokh‭  ·  last activity 3y ago by vicky_molokh‭

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Rigorous Science A planet illuminated by a black hole?

Is it possible for a planet to be heated and illuminated by a black hole due to Hawking radiation at the same intensity as by a star? What mass and size should a black hole have to produce the sam...

4 answers  ·  posted 3y ago by Anixx‭  ·  last activity 3y ago by Anixx‭

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Rigorous Science Keeping an "hot eyeball planet" wet

Consider such a tidally locked planet: Many issues with tidally locked worlds have been discussed, but I'm not clear on how the water cycle for an otherwise Earth-like tidally locked world, woul...

9 answers  ·  posted 3y ago by aadv‭  ·  last activity 3y ago by aadv‭

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Rigorous Science Life around Cepheid Variable stars

Are there any unique challenges life would face evolving on a planet orbiting a Cepheid Variable star? I'm aware this is a broad question, so to narrow it down, consider this a question about Grea...

2 answers  ·  posted 3y ago by Ryan_L‭  ·  last activity 3y ago by Ryan_L‭

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Rigorous Science What kind of Gas Giant has a "safe zone" between the radiation from a star and the radiation from a gas giant planet?

This is a progression from my first question, here (if this is too similar to my original question, please let me know of a better way to address this, as I am not getting the answers I need on tha...

2 answers  ·  posted 4y ago by Dalila‭  ·  last activity 3y ago by Dalila‭

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Rigorous Science Is a Jupiter-sized planet plausible in a habitable zone?

We lived through loads of questions regarding aquatic races, so buckle up, I am going to gather some ideas around insectoids. The homeworld and race This race lives on a planet which has lower g...

4 answers  ·  posted 8y ago by Pavel Janicek‭  ·  last activity 3y ago by Pavel Janicek‭

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Rigorous Science What is the theoretical maximum number of habitable planets in one solar system?

In the DC comic book universe, the Vega System is a solar system around the star Vega (Alpha Lyrae), which is depicted as having dozens of habitable planets. While it seems to be an implausibly lar...

3 answers  ·  posted 3y ago by nick012000‭  ·  last activity 3y ago by nick012000‭

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Rigorous Science In Search of a Super-Bright, Super-Stable Star

Long ago, I asked a question on how to make possible turning the nine realms of Norse mythology--Midgard, Asgard, Vanaheimr, Jotunheimr, Alfheimr, Hel, Nidavellir, Niflheim and Museplheim--into nin...

3 answers  ·  posted 3y ago by JohnWDailey‭  ·  last activity 3y ago by JohnWDailey‭

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Rigorous Science ''Habitable'' planet close to a star

Imagine if you will a star comparable with our sun and a planet like earth orbiting at roughly the same distance around this star as our earth around the sun. Would it be possible to place a plan...

5 answers  ·  posted 3y ago by Blue Devil‭  ·  last activity 3y ago by Blue Devil‭

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Rigorous Science Super earth habitability

I'm trying to build a super Earth that's capable of sustaining human life for space exploration in a way that's close to reality. So far I'm lacking some understanding of planetary science and huma...

3 answers  ·  posted 3y ago by Sheilymar Torres‭  ·  last activity 3y ago by Sheilymar Torres‭

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Rigorous Science Life on the Broken Ring - an issue of size

One of my ongoing projects is what I think of as the "constructed worlds gallery", a series of Megastructures as settings for stories and games, including things like the "Flying Pie-plate" a world...

4 answers  ·  posted 3y ago by Ash‭  ·  last activity 3y ago by Ash‭

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Rigorous Science If Janus and Epimetheus had moons

Imagine a planet with two moons that have an orbital pattern similar to that of Janus and Epimetheus of Saturn... Is there a way for one of these moons to keep a stable pair of Trojan sub moons? ...

1 answer  ·  posted 3y ago by PowerOverwhelming‭  ·  last activity 3y ago by PowerOverwhelming‭

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Rigorous Science Intelligent life wiped out in a binary system with a neutron star?

For the purposes of my story, I have created the following setting. An Earth-like planet orbits a binary star system made up of a Sun-like star and a neutron star. For the majority of time (hundre...

4 answers  ·  posted 3y ago by marmel‭  ·  last activity 3y ago by marmel‭

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Rigorous Science Possibility of a terrestrial moon orbiting a Jovian planet for the setting of a fantasy world

I am currently creating a world for a series of fantasy short stories (and hopefully movies one day), and I need some help with the science. Ideally, I would like the story to take place on a moon ...

4 answers  ·  posted 6y ago by Josiah.murphy‭  ·  last activity 3y ago by Josiah.murphy‭

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Rigorous Science Can a planet with 2/3 Orbital eccentricity sustain life?

On a planet where it is Earth-like, the orbit around the sun is a bit longer than 1 Earth year, and the orbit is on 2/3 eccentricity, but where only the "2" part is inside the Goldilocks zone. In ...

5 answers  ·  posted 8y ago by Magic-Mouse‭  ·  last activity 3y ago by Magic-Mouse‭

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Rigorous Science What would the consequences be of a high number of solar systems being within close proximity to one another?

What would the consequences be of a high number of solar systems being within close proximity to one another? I'm mainly interested in the consequences for life on multiple planets. When I say 'clo...

2 answers  ·  posted 3y ago by Sezaii‭  ·  last activity 3y ago by Sezaii‭

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Rigorous Science Heating a gas giant's moons in a red dwarf system

Being new, this is my first question. I've read some other posts that gave me valuable insight, but I still have some questions. First, some specifics: Star: red dwarf. 80 x jupiter mass. 3 bill...

1 answer  ·  posted 3y ago by Diego Cruz Barreto‭  ·  last activity 3y ago by Diego Cruz Barreto‭

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Rigorous Science Can liquid water exist on the moons of this gas giant?

This is an edited hopefully more focused version of a question I asked a while ago. I made the mistake of asking too many questions the first time so I'll try and be a bit more focused here. I d...

1 answer  ·  posted 4y ago by Dusty Spectacles ‭  ·  last activity 3y ago by Dusty Spectacles ‭

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Rigorous Science How would a Type I civilization habitable planet be any different to a Type II civilization habitable planet?

This question is a different version of other questions that I have found here discussing a similar but different problem. The problem I'm facing here is about the excess or waste heat that an adv...

2 answers  ·  posted 3y ago by Abanob Ebrahim‭  ·  last activity 3y ago by Abanob Ebrahim‭

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Rigorous Science Atmosphere of habitable world around K-type star

I'm trying to work out the parameters of my planet, using the spreadsheets that Artifexian has developed (particularly this Planet Calculator and this Atmosphere Calculator) as a guide. In order fo...

2 answers  ·  posted 4y ago by Robbie‭  ·  last activity 4y ago by Robbie‭

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Rigorous Science What would a binary black hole look like from the surface of a planet orbiting that system

If it is even possible, what would the Goldilocks zone be like - in fact is such a system even possible of holding life - around a binary black hole? Could it have planets orbiting it? EDIT 1: Oh ...

7 answers  ·  posted 8y ago by grimmsdottir‭  ·  last activity 4y ago by grimmsdottir‭

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Rigorous Science A pair of similar celestial bodies coming near each other

In my conworld I have two moons (they could be planets if desired as long as they can stay 'close' to a larger nearby body) of habitable size. I want to reality-check and provide an explanation for...

2 answers  ·  posted 4y ago by LambdaBeta‭  ·  last activity 4y ago by LambdaBeta‭

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Rigorous Science How far away from a Sol-class sun could a planet be and still be habitable?

In my galaxy, I need a planet that is far enough away from its star to be relatively cold compared to Earth, but not so cold that liquid water cold not exist. The planet has 2 continents, 1 northe...

4 answers  ·  posted 4y ago by The Weasel Sagas‭  ·  last activity 4y ago by The Weasel Sagas‭

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Rigorous Science What would Define Ecosystems in a "Frozen Moon with Ocean" World

What factors would influence ecosystem development in an ocean on an ice world? It is thought that several moons in our solar system (e.g. Europa) may have significant oceans under their icy crust...

2 answers  ·  posted 4y ago by codeMonkey‭  ·  last activity 4y ago by codeMonkey‭

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