https://scientific-speculation.codidact.com/categories/15/tags/2165.rssNew Posts Tagged 'habitability' - Scientific SpeculationScientific Speculation - Codidact2021-06-01T21:54:36Zhttps://scientific-speculation.codidact.com/posts/281763Could a habitable planet lit by the cosmic microwave background plausibly exist?celtschkhttps://scientific-speculation.codidact.com/users/80562021-05-14T08:11:00Z2021-06-01T21:54:36Z<p>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...https://scientific-speculation.codidact.com/posts/263369Are these traits for my planet mathematically accurate? Could it support life?Praearcturushttps://scientific-speculation.codidact.com/users/448812020-05-23T23:10:59Z2020-05-25T21:55:01Z<p>Mass of star: 0.75 M☉</p>
<p>Radius of star: 0.69 R☉</p>
<p>Surface temperature of star: 4,620° K</p>
<p>Luminosity of star: 0.2 L☉</p>
<p>Satellites: 2</p>
<p>Place in solar system:...https://scientific-speculation.codidact.com/posts/262008How Would I Make an Oceanless World Feasible?The Weasel Sagashttps://scientific-speculation.codidact.com/users/22272020-04-02T18:24:56Z2020-05-15T23:11:05Z<p>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 (reminisce...https://scientific-speculation.codidact.com/posts/261142Are Geologically Dead Planets Habitable?The Weasel Sagashttps://scientific-speculation.codidact.com/users/22272020-03-03T17:56:51Z2020-03-15T14:09:16Z<p>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...https://scientific-speculation.codidact.com/posts/260770How long to become a habitable planetuser72655https://scientific-speculation.codidact.com/users/446382020-02-23T22:14:50Z2020-02-23T22:14:50Z<p>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 happeni...https://scientific-speculation.codidact.com/posts/260759Volcanic island generating its own stormsAezychttps://scientific-speculation.codidact.com/users/442022020-02-23T18:25:33Z2020-02-23T18:46:44Z<p>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...https://scientific-speculation.codidact.com/posts/245565Where would space habitats get their oxygen from?Alex Kinmanhttps://scientific-speculation.codidact.com/users/385252018-09-02T23:06:02Z2020-02-20T02:36:04Z<p>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 te...https://scientific-speculation.codidact.com/posts/260469Ways to increase temperature and still be habitable by humansDohhttps://scientific-speculation.codidact.com/users/446222020-02-13T22:07:09Z2020-02-14T01:03:03Z<p>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...https://scientific-speculation.codidact.com/posts/259539In a Red Giant Binary System, How Far and How Wide Can the Habitable Zone Be?JohnWDaileyhttps://scientific-speculation.codidact.com/users/43992020-01-19T16:04:38Z2020-01-19T20:12:38Z<p>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 ...https://scientific-speculation.codidact.com/posts/247623Could a person safely walk around with exposed skin under the sunlight of a red dwarf when it's not flaring?Vorteroxhttps://scientific-speculation.codidact.com/users/431302018-11-14T22:35:03Z2020-01-06T08:51:19Z<p>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 l...https://scientific-speculation.codidact.com/posts/210588Could life in a planemo be sustained by cosmic background radiation?Jorge Aldohttps://scientific-speculation.codidact.com/users/371232015-03-22T14:51:24Z2020-01-03T21:22:53Z<p>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 ce...https://scientific-speculation.codidact.com/posts/258985Could bacteria survive on a star?2024oyefoldhttps://scientific-speculation.codidact.com/users/444412019-12-31T13:13:47Z2020-01-01T15:34:12Z<p>If the right requirements are met, could bacteria survive on the Sun?</p>
<p>The bacteria would spend most of their time in hibernation and reproducing, and when the time comes, they spread out...https://scientific-speculation.codidact.com/posts/258704The major effects on the habitability of exomoons orbiting this Brown DwarfAxionhttps://scientific-speculation.codidact.com/users/416042019-12-21T13:27:16Z2019-12-22T18:50:40Z<p>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 sam...https://scientific-speculation.codidact.com/posts/230047What would weather/geographical conditions be like on a tidally locked moon?CyberneticFenhttps://scientific-speculation.codidact.com/users/406592017-04-02T16:19:07Z2019-12-18T01:29:54Z<p>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 ...https://scientific-speculation.codidact.com/posts/257930Why would Earth be long-term unsuitable for an advanced alien species that's already colonized it?crass_sandwichhttps://scientific-speculation.codidact.com/users/443422019-11-22T23:14:35Z2019-12-04T12:45:59Z<p>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 ...https://scientific-speculation.codidact.com/posts/273936What kind of star will work for my system?overlord - Reinstate Monicahttps://scientific-speculation.codidact.com/users/78782019-11-13T18:09:50Z2019-11-15T18:47:09Z<p>After what feels like forever and after asking several questions (like <a href="https://worldbuilding.stackexchange.com/questions/159629/how-can-i-have-an-earth-like-moon">this</a>, <a href="htt...https://scientific-speculation.codidact.com/posts/248851Time in relation to life in the Jovian SystemSian Wheelerhttps://scientific-speculation.codidact.com/users/432852018-12-29T18:26:09Z2019-10-23T17:44:55Z<p>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 ...https://scientific-speculation.codidact.com/posts/208441Can a gas giant have its own habitable zone?Leushenkohttps://scientific-speculation.codidact.com/users/365522014-12-23T19:51:16Z2019-10-08T21:02:00Z<p>Gas giants can generate heat via the <a href="http://en.wikipedia.org/wiki/Kelvin%E2%80%93Helmholtz_mechanism">Kelvin-Helmholtz mechanism</a>. It's oft-repeated that Jupiter actually generates m...https://scientific-speculation.codidact.com/posts/256153What types of stars do not have a CHZ/Goldilocks zone?HA Harveyhttps://scientific-speculation.codidact.com/users/429332019-09-20T06:36:22Z2019-09-20T14:35:24Z<p>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 ...https://scientific-speculation.codidact.com/posts/256100How big an area can we possibly make habitable on the moon?Backup Planhttps://scientific-speculation.codidact.com/users/441712019-09-19T07:49:22Z2019-09-19T19:56:23Z<p>This question focuses on an artificial atmosphere on the moon and the achieved amount being the limiting factor for the size of habitats.</p>
<p>I got a lot of beef for the suggestion to terraf...https://scientific-speculation.codidact.com/posts/256059Would this setup of a terraformed moon hold up?Backup Planhttps://scientific-speculation.codidact.com/users/441712019-09-18T14:02:03Z2019-09-18T21:14:18Z<p><strong>[Edits added in <em>italic</em>]</strong></p>
<p>BACKGROUND
A few thousand years from now the moon has become one of many habitable places in the solar system. Economy, constant growing...https://scientific-speculation.codidact.com/posts/255799Is it realistic to have a livable planet with a quarter the size of Earth, but with the same gravity?Systemhttps://scientific-speculation.codidact.com/users/-12019-08-29T00:57:46Z2019-09-12T13:34:45Z<p>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 woul...https://scientific-speculation.codidact.com/posts/273792Could a planet be habitable due to illumination from the galactic core?TheDyingOfLighthttps://scientific-speculation.codidact.com/users/432232019-09-06T21:25:20Z2019-09-07T01:11:16Z<p>I recently saw <a href="https://worldbuilding.stackexchange.com/a/154453/58321">this</a> answers where it was suggested that the galactic core could illuminate a planet suffiently to make sure i...https://scientific-speculation.codidact.com/posts/255329Earth Has Four Seasons Lasting Years. Is This Too Much?JohnWDaileyhttps://scientific-speculation.codidact.com/users/43992019-08-22T02:02:43Z2019-08-23T19:18:20Z<p>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 ea...https://scientific-speculation.codidact.com/posts/254980Which Stars Would Best Suit For the Habitable Zone of The Nine Norse Earths?JohnWDaileyhttps://scientific-speculation.codidact.com/users/43992019-08-11T00:24:22Z2019-08-23T02:42:17Z<p>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 s...https://scientific-speculation.codidact.com/posts/255300Algae using UV light from auroras for photosynthesisRenanhttps://scientific-speculation.codidact.com/users/389332019-08-20T19:38:49Z2019-08-21T14:11:54Z<p>I was reading some questions on Quora and I found <a href="https://www.quora.com/What-would-happen-if-rainforests-disappeared/answer/Paul-Noel-5" rel="noreferrer">this claim:</a></p>
<blockquot...https://scientific-speculation.codidact.com/posts/273747Rogue Planet Illuminated by Galactic Centrevicky_molokhhttps://scientific-speculation.codidact.com/users/310942019-07-27T15:19:52Z2019-07-31T20:52:16Z<p>The <a href="https://worldbuilding.stackexchange.com/questions/151626/a-planet-illuminated-by-a-black-hole">black hole question</a> reminded me of an idea I wanted to implement at some point in ...https://scientific-speculation.codidact.com/posts/254577A planet illuminated by a black hole?Anixxhttps://scientific-speculation.codidact.com/users/17812019-07-25T19:20:52Z2019-07-27T11:49:07Z<p>Is it possible for a planet to be heated and illuminated by a black hole due to <a href="https://en.wikipedia.org/wiki/Hawking_radiation" rel="noreferrer">Hawking radiation</a> at the same inten...https://scientific-speculation.codidact.com/posts/254552Keeping an "hot eyeball planet" wetaadvhttps://scientific-speculation.codidact.com/users/439852019-07-25T03:29:15Z2019-07-27T03:46:58Z<p>Consider such a tidally locked planet:</p>
<p><a href="https://i.stack.imgur.com/CdW6x.png" rel="noreferrer"><img src="https://i.stack.imgur.com/CdW6x.png" alt=""Hot eyeball planet""></a></p>
...https://scientific-speculation.codidact.com/posts/254582Life around Cepheid Variable starsRyan_Lhttps://scientific-speculation.codidact.com/users/23292019-07-26T01:36:40Z2019-07-26T23:59:58Z<p>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 G...https://scientific-speculation.codidact.com/posts/246153What kind of Gas Giant has a "safe zone" between the radiation from a star and the radiation from a gas giant planet?Dalilahttps://scientific-speculation.codidact.com/users/398972018-09-21T19:27:04Z2019-07-25T18:20:49Z<p>This is a progression from my first question, <a href="https://worldbuilding.stackexchange.com/questions/125026/can-a-habitable-moon-rely-on-the-magnetosphere-of-its-parent-planet-for-radiatio">...https://scientific-speculation.codidact.com/posts/207778Is a Jupiter-sized planet plausible in a habitable zone?Pavel Janicekhttps://scientific-speculation.codidact.com/users/27492014-11-28T15:49:12Z2019-07-22T01:12:23Z<p>We lived through loads of questions regarding aquatic races, so buckle up, I am going to gather some ideas around <a href="https://worldbuilding.stackexchange.com/questions/4457/what-could-make-...https://scientific-speculation.codidact.com/posts/273733What is the theoretical maximum number of habitable planets in one solar system?nick012000https://scientific-speculation.codidact.com/users/65332019-07-16T15:37:14Z2019-07-20T20:36:08Z<p>In the DC comic book universe, the Vega System is a solar system around the star <a href="https://en.wikipedia.org/wiki/Vega" rel="nofollow noreferrer">Vega</a> (Alpha Lyrae), which is depicted ...https://scientific-speculation.codidact.com/posts/254339In Search of a Super-Bright, Super-Stable StarJohnWDaileyhttps://scientific-speculation.codidact.com/users/43992019-07-17T21:43:59Z2019-07-18T21:39:48Z<p>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 ...https://scientific-speculation.codidact.com/posts/254332''Habitable'' planet close to a starBlue Devilhttps://scientific-speculation.codidact.com/users/430922019-07-17T16:42:45Z2019-07-18T15:37:06Z<p>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. </p>
<p>Would it be possible to pl...https://scientific-speculation.codidact.com/posts/253962Super earth habitabilitySheilymar Torreshttps://scientific-speculation.codidact.com/users/439622019-06-28T04:57:13Z2019-07-18T04:32:27Z<p>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 h...https://scientific-speculation.codidact.com/posts/273693Life on the Broken Ring - an issue of sizeAshhttps://scientific-speculation.codidact.com/users/26322019-06-26T18:56:26Z2019-07-09T18:47:56Z<p>One of my ongoing projects is what I think of as the "constructed worlds gallery", a series of <a href="https://en.wikipedia.org/wiki/Megascale_engineering" rel="nofollow noreferrer">Megastructu...https://scientific-speculation.codidact.com/posts/254164If Janus and Epimetheus had moonsPowerOverwhelminghttps://scientific-speculation.codidact.com/users/439402019-07-09T14:10:31Z2019-07-09T17:58:44Z<p>Imagine a planet with two moons that have an orbital pattern similar to that of Janus and Epimetheus of Saturn...</p>
<p>Is there a way for one of these moons to keep a stable pair of Trojan s...https://scientific-speculation.codidact.com/posts/254155Intelligent life wiped out in a binary system with a neutron star?marmelhttps://scientific-speculation.codidact.com/users/439902019-07-09T02:35:24Z2019-07-09T16:41:41Z<p>For the purposes of my story, I have created the following setting.</p>
<p>An Earth-like planet orbits a binary star system made up of a Sun-like star and a neutron star. For the majority of ti...https://scientific-speculation.codidact.com/posts/219909Possibility of a terrestrial moon orbiting a Jovian planet for the setting of a fantasy worldJosiah.murphyhttps://scientific-speculation.codidact.com/users/389992016-06-15T08:11:53Z2019-07-07T17:55:14Z<p>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 mo...https://scientific-speculation.codidact.com/posts/209613Can a planet with 2/3 Orbital eccentricity sustain life?Magic-Mousehttps://scientific-speculation.codidact.com/users/365542015-02-17T16:16:40Z2019-06-12T16:56:00Z<p>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.</...https://scientific-speculation.codidact.com/posts/253550What would the consequences be of a high number of solar systems being within close proximity to one another?Sezaiihttps://scientific-speculation.codidact.com/users/379212019-06-10T17:52:46Z2019-06-11T10:33:24Z<p>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 '...https://scientific-speculation.codidact.com/posts/253088Heating a gas giant's moons in a red dwarf systemDiego Cruz Barretohttps://scientific-speculation.codidact.com/users/438412019-05-22T11:39:45Z2019-06-09T10:10:40Z<p>Being new, this is my first question. I've read some other posts that gave me valuable insight, but I still have some questions.</p>
<p>First, some specifics:</p>
<ul>
<li><p>Star: red dwarf. ...https://scientific-speculation.codidact.com/posts/252697Can liquid water exist on the moons of this gas giant?Dusty Spectacles https://scientific-speculation.codidact.com/users/438052019-05-08T19:27:19Z2019-05-21T09:48:15Z<p><a href="https://i.stack.imgur.com/FWd8a.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/FWd8a.jpg" alt="Solar System as seen from above "></a>
This is an edited hopefully mor...https://scientific-speculation.codidact.com/posts/252997How would a Type I civilization habitable planet be any different to a Type II civilization habitable planet?Abanob Ebrahimhttps://scientific-speculation.codidact.com/users/438312019-05-18T15:20:37Z2019-05-18T21:43:58Z<p>This question is a different version of other questions that I have found here discussing a similar but different problem.</p>
<p>The problem I'm facing here is about the excess or waste heat t...https://scientific-speculation.codidact.com/posts/252261Atmosphere of habitable world around K-type starRobbiehttps://scientific-speculation.codidact.com/users/400002019-04-23T07:54:18Z2019-04-23T15:20:15Z<p>I'm trying to work out the parameters of my planet, using the spreadsheets that <a href="https://www.youtube.com/user/Artifexian/videos" rel="nofollow noreferrer">Artifexian</a> has developed (p...https://scientific-speculation.codidact.com/posts/209215What would a binary black hole look like from the surface of a planet orbiting that systemgrimmsdottirhttps://scientific-speculation.codidact.com/users/370042015-02-03T03:18:00Z2019-04-13T04:13:50Z<p>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?</p>
<p>E...https://scientific-speculation.codidact.com/posts/251898A pair of similar celestial bodies coming near each otherLambdaBetahttps://scientific-speculation.codidact.com/users/397802019-04-10T19:38:51Z2019-04-11T08:41:53Z<p>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 ...https://scientific-speculation.codidact.com/posts/251356How far away from a Sol-class sun could a planet be and still be habitable?The Weasel Sagashttps://scientific-speculation.codidact.com/users/22272019-03-22T18:01:51Z2019-03-23T16:28:51Z<p>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.</p>
<p>The planet has 2 continents...https://scientific-speculation.codidact.com/posts/250913What would Define Ecosystems in a "Frozen Moon with Ocean" WorldcodeMonkeyhttps://scientific-speculation.codidact.com/users/17762019-03-08T18:13:57Z2019-03-08T20:29:07Z<h2>What factors would influence ecosystem development in an ocean on an ice world?</h2>
<p>It is thought that several moons in our solar system (e.g. Europa) may have significant oceans under the...