https://scientific-speculation.codidact.com/categories/15/tags/2127.rssNew Posts Tagged 'space-constructs' - Scientific SpeculationScientific Speculation - Codidact2020-05-08T19:41:24Zhttps://scientific-speculation.codidact.com/posts/262944Space station scenario feasibilityPraharahttps://scientific-speculation.codidact.com/users/448322020-05-06T17:20:57Z2020-05-08T19:41:24Z<p>I have settings with orbital colonies around the earth. First off my idea is, if it is not profitable we would not fund it en masse. Therefore I came up with the idea that in the future we disco...https://scientific-speculation.codidact.com/posts/262764What is the force of impact for a failing space elevator given the following conditions?MUSE-42https://scientific-speculation.codidact.com/users/446062020-04-30T01:18:31Z2020-04-30T23:01:50Z<p>The local sapient species on a relatively Earthlike planet has constructed a space elevator. It is anchored along the equator. Due to unfortunate circumstances (and potentially divine interventi...https://scientific-speculation.codidact.com/posts/262676Would it be possible to build numerous spaceships that could transport 10 million people in the late 2100's?Niobium_Sagehttps://scientific-speculation.codidact.com/users/434302020-04-26T01:57:35Z2020-04-27T03:16:31Z<p>The crafts would have to contain large farms in order to sustain the immense amount of people, and they'd obviously have to be large and spacious to have good living conditions. I did some resea...https://scientific-speculation.codidact.com/posts/262366Science of Green Lantern and solid light constructsStrivshttps://scientific-speculation.codidact.com/users/441662020-04-16T23:06:21Z2020-04-17T05:29:04Z<p>Many know that the Lantern Corps of DC Comics are capable of constructing objects of any shape or size out of hard light using their power ring fueled by their emotions. However, I'm wondering w...https://scientific-speculation.codidact.com/posts/262151Building a spaceship alone in the wildernessTCChttps://scientific-speculation.codidact.com/users/447722020-04-07T16:03:24Z2020-04-10T15:16:36Z<p>I am currently working on a character backstory for somebody whose fictional character gets sent back in time an era before his species existed (essentially to bronze-age times or even earlier, ...https://scientific-speculation.codidact.com/posts/260706Can multiple space habitats be joined by tubes?RandySavagehttps://scientific-speculation.codidact.com/users/443002020-02-21T23:14:33Z2020-02-24T22:47:28Z<p>I wanted to create an extremely large space city which will be made up of many different large space habitats of ringed and cylindrical varieties.</p>
<p>Although each habitat will contain its ...https://scientific-speculation.codidact.com/posts/260225How to allow a cylindrical habitat (O'Neill or McKendree) to radiate heat to space?Abanob Ebrahimhttps://scientific-speculation.codidact.com/users/438312020-02-06T21:10:00Z2020-02-09T17:58:01Z<h1>Background</h1>
<p>I am trying to find a design for a cylindrical habitat that would allow the enclosed cylinder to radiate heat out to space as does the Earth <em>without</em> using mirrors a...https://scientific-speculation.codidact.com/posts/259790What's the energy required to traverse through dimensionsRotNDecayhttps://scientific-speculation.codidact.com/users/443872020-01-26T17:06:53Z2020-01-26T21:01:46Z<p>Say in the future, humanity has developed technology to the point that it allows them to traverse through other universe, each universe having something either drastically different or not so di...https://scientific-speculation.codidact.com/posts/274060How does one calculate the diameter of a 'space fountain'?justthisonequestionhttps://scientific-speculation.codidact.com/users/442692020-01-21T15:10:17Z2020-01-24T15:20:17Z<p><a href="https://i.stack.imgur.com/QbpJy.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/QbpJy.png" alt="There's no way this wasn't supposed to look like a penis, but it's act...https://scientific-speculation.codidact.com/posts/259517How massive can a structure get on the inside of a Mckendree cylinder?Abanob Ebrahimhttps://scientific-speculation.codidact.com/users/438312020-01-18T13:04:04Z2020-01-18T14:40:49Z<h1>Background</h1>
<p>A <a href="https://en.wikipedia.org/wiki/McKendree_cylinder" rel="nofollow noreferrer">McKendree cylinder</a> is a rotating cylindrical space habitat comparable to the more ...https://scientific-speculation.codidact.com/posts/259468Low gravity space shipyard vs micro gravity shipyardMartinArrJayhttps://scientific-speculation.codidact.com/users/413252020-01-16T13:15:12Z2020-01-17T08:05:41Z<p>If you had a device, similar to a Stargate, but that allowed seamless two way transfer, and that could be moved (You could essentially strap a rocket on it, and fuel it from Earth), you could ju...https://scientific-speculation.codidact.com/posts/259409Orbital tether snap like a rubber band?carsonogen089https://scientific-speculation.codidact.com/users/444422020-01-14T22:19:45Z2020-01-15T17:56:31Z<p>Let's say a few centuries in the future, we have captured an asteroid into orbit and built a space station out of its material. The station is a ring that encircles the equator in Low Earth Orbi...https://scientific-speculation.codidact.com/posts/259112How do you get steel outside Earth?user6760https://scientific-speculation.codidact.com/users/373502020-01-04T11:45:37Z2020-01-15T00:12:36Z<p>I'm looking for a more economical and efficient method of making steel for my project Death Star Unlimited, a mega infrastructure orbiting Mars with a mass of 500,000,000 metric ton give or take...https://scientific-speculation.codidact.com/posts/239369How could two alternate realities "blend" at a single point in space time?Lenhttps://scientific-speculation.codidact.com/users/74542018-02-12T17:58:07Z2020-01-08T04:27:22Z<p>From: </p>
<p><a href="https://en.wikipedia.org/wiki/Multiverse" rel="noreferrer">https://en.wikipedia.org/wiki/Multiverse</a></p>
<blockquote>
<p>The multiverse (or meta-universe) is a hypo...https://scientific-speculation.codidact.com/posts/259010What measures to put in place to reduce airlock being used for murder?rlukshttps://scientific-speculation.codidact.com/users/263142020-01-01T10:01:34Z2020-01-03T18:35:01Z<p>Consider a futuristic world where space travel and colonisation of the solar system's planets is an everyday reality. In space vessels, the airlocks are used quite often to execute people. It's ...https://scientific-speculation.codidact.com/posts/259066Space elevator off Europa without running into a nearby moon?levininjahttps://scientific-speculation.codidact.com/users/273202020-01-02T18:07:24Z2020-01-02T20:47:22Z<p>Would it be possible to build a <a href="https://en.wikipedia.org/wiki/Space_elevator" rel="nofollow noreferrer">space elevator</a> off <a href="https://en.wikipedia.org/wiki/Europa_(moon)" rel=...https://scientific-speculation.codidact.com/posts/258944Artificial lighting for a closed O'Neill cylinderRandySavagehttps://scientific-speculation.codidact.com/users/443002019-12-30T12:14:29Z2019-12-31T14:30:07Z<p>I am struggling to picture what placement of artificial lighting I should use for my O'Neill cylinder design for the daylight hours, a strip light along the centre of the cylinder would obstruct...https://scientific-speculation.codidact.com/posts/258473How could a skyhook stay in orbit with no human involvement for thousands of yearsJohn Lewishttps://scientific-speculation.codidact.com/users/435982019-12-10T21:59:39Z2019-12-11T16:00:03Z<p>In the story I'm writing, three humans with stone-age technology and no knowledge of space accidentally awaken thousands of cryogenically preserved humans. </p>
<p>These humans immediately get ...https://scientific-speculation.codidact.com/posts/258306Can a planet's artificial ring always face the sun?wetcircuithttps://scientific-speculation.codidact.com/users/3422019-12-05T19:04:52Z2019-12-05T19:15:37Z<p><strong>A habitat/space harbor ring encircles an ice giant</strong> crossing both poles (polar orbit) and rotating to create artificial gravity.</p>
<p>Can the ring also <em>precess</em> in syn...https://scientific-speculation.codidact.com/posts/257922How much sunlight can I get into my O'Neill cylinder and how much light needs to be artificial?Backup Planhttps://scientific-speculation.codidact.com/users/441712019-11-22T11:33:38Z2019-11-22T12:58:48Z<p><a href="https://i.stack.imgur.com/Ep6wW.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/Ep6wW.jpg" alt="enter image description here"></a></p>
<p>The <a href="https://en.wik...https://scientific-speculation.codidact.com/posts/225384A supercomputer around the sunPatJhttps://scientific-speculation.codidact.com/users/386932016-11-19T04:49:06Z2019-11-18T22:52:35Z<p>I wish to build a sort of <a href="https://en.wikipedia.org/wiki/Dyson_sphere#Dyson_swarm" rel="nofollow noreferrer">Dyson swarm</a> around the sun. Not to transmit energy, but to put supercompu...https://scientific-speculation.codidact.com/posts/233649Space station debrisInnovinehttps://scientific-speculation.codidact.com/users/4412017-08-10T20:36:27Z2019-11-14T16:15:31Z<p>What happens to small pieces of debris left floating around inside a derelict space station? </p>
<p>My space station had 100 people aboard, and due to sabotage, it decompressed and was abandon...https://scientific-speculation.codidact.com/posts/237420Feasibility of coilgun system for sub-luminar interplanetary transportenpaulhttps://scientific-speculation.codidact.com/users/412192017-12-04T08:07:13Z2019-11-14T13:52:29Z<p>My story is set within one solar system, which can be assumed to have a similar composition to that of our own: one Class G star, a handful of rocky inner planets and a handful of gas giants on ...https://scientific-speculation.codidact.com/posts/257659Speed of elevator on rotating wheel space stationBob516https://scientific-speculation.codidact.com/users/69852019-11-13T00:14:33Z2019-11-13T12:52:51Z<p>Assuming a passenger was sitting in an elevator in a rotating wheel space station, as depicted in the movie <em>2001:A Space Odyssey</em> <a href="https://i.stack.imgur.com/9jZXP.png" rel="nofol...https://scientific-speculation.codidact.com/posts/257086Hurricane-force winds or gentle breezes in an O'Neill Cylinder?Davidhttps://scientific-speculation.codidact.com/users/411762019-10-24T17:10:25Z2019-10-29T16:37:49Z<p>Let's consider an <a href="https://en.wikipedia.org/wiki/O%27Neill_cylinder" rel="nofollow noreferrer">O'Neill cylinder</a> with a radius of 3.2km and length of 20km. In the classic O'Neill desi...https://scientific-speculation.codidact.com/posts/256813Would the Earth appear to be spinning off center when viewed from geostationary orbit?Bob516https://scientific-speculation.codidact.com/users/69852019-10-15T18:03:35Z2019-10-15T20:40:50Z<p>In <em>2001:A Space Odyssey</em>, from Space Station V the Earth appears to be spinning around a center that is near the edge of the planet.
<a href="https://youtu.be/vWwo6JpMceg?t=19" rel="nofo...https://scientific-speculation.codidact.com/posts/256704Transmitting energy from the upper part of a space fountain using the stream of rotating masses666lumberjackhttps://scientific-speculation.codidact.com/users/440092019-10-10T15:22:39Z2019-10-10T20:54:47Z<p>Imagine we have a sufficiently tall space fountain positioned at either of the Earth's poles, such that the upper station is permanently within view of the sun. A large array of solar panels cou...https://scientific-speculation.codidact.com/posts/256421Is it possible to have multiple different climates within one O'Neill cylinder?Backup Planhttps://scientific-speculation.codidact.com/users/441712019-09-27T12:11:44Z2019-10-01T07:55:32Z<p>The <a href="https://s3files.core77.com/blog/images/lead_n_spotlight/320928_title__39721_HCC7HDxK2.jpg" rel="noreferrer">illustrations of O'Neill cylinders</a> I have come across with so far
al...https://scientific-speculation.codidact.com/posts/256404What rare elements would be most needed in building a space station beyond the Earth?Bob516https://scientific-speculation.codidact.com/users/69852019-09-27T03:15:07Z2019-09-29T23:36:51Z<p>If people were attempting to build a space station beyond the <a href="https://en.wikipedia.org/wiki/Hill_sphere" rel="nofollow noreferrer">Hill Sphere</a>, (outside of the area where Earth's gr...https://scientific-speculation.codidact.com/posts/256410Would a Hot Air Balloon work in an O'Neill Cylinder?floxhttps://scientific-speculation.codidact.com/users/420142019-09-27T06:33:58Z2019-09-27T09:18:00Z<p>We had a long discussion in my office about this - if we were in a smallish 500m diameter O'Neil cylinder would hot air balloons work?</p>
https://scientific-speculation.codidact.com/posts/256326Explain the rotation and positioning of O'Neill cylinders to meBackup Planhttps://scientific-speculation.codidact.com/users/441712019-09-25T09:37:41Z2019-09-25T10:55:31Z<p>I have seen <a href="https://www.youtube.com/watch?v=gTDlSORhI-k" rel="nofollow noreferrer">Isaac Arthurs video of O'Neill cylinders</a> and read through many descriptions, but it still is not c...https://scientific-speculation.codidact.com/posts/206843What minimal radius is needed for rotation to simulate gravitation without adverse effects on humans?celtschkhttps://scientific-speculation.codidact.com/users/80562014-10-11T09:01:59Z2019-09-16T17:23:47Z<p>A quite common idea to provide "gravitation" in space stations is to make them rotate, so the centrifugal force gives an effective gravitation. A possible design is a ring-shaped space station.<...https://scientific-speculation.codidact.com/posts/207679What would a pair of Death Stars do to Earth?Shokhethttps://scientific-speculation.codidact.com/users/26782014-11-23T19:21:53Z2019-09-10T19:19:12Z<p>Y'all should know by now that <a href="https://worldbuilding.stackexchange.com/q/3458/2072">I want to build a Death Star</a> ;-)</p>
<p>Let's assume that we did that already -- and against the ...https://scientific-speculation.codidact.com/posts/255581Effects of dropping in and out of zero G on a space stationTommyhttps://scientific-speculation.codidact.com/users/439292019-09-01T08:56:56Z2019-09-01T16:54:26Z<p>I'm writing a book that involves having a space station that acts as a way point between Earth and a new planet. (Hard"ish" SF, or as "Hard" as I can make it...)</p>
<p>The Station sits at the ...https://scientific-speculation.codidact.com/posts/255504How Close Can We Build Solar Collectors to the Sun?FlyingLemmingSouphttps://scientific-speculation.codidact.com/users/440872019-08-29T00:30:47Z2019-08-29T09:17:48Z<p>Say you've got a space-faring civilization that needs a LOT of power. Sure, fusion is a thing, but there's really not that much helium-3 to be found in our solar system, and it's hard to get. ...https://scientific-speculation.codidact.com/posts/239403How high would a space elevator need to be on Mars?TitaniumTurtlehttps://scientific-speculation.codidact.com/users/69082018-02-13T08:48:15Z2019-08-26T22:53:34Z<p>So I have been doing a lot of reading on space elevators/tethers for a SciFi book I am writing and unfortunately there doesn't seem to be a whole lot of info on building one on Mars rather than ...https://scientific-speculation.codidact.com/posts/238564How big would a satellite need to be to block out the sun?Coomiehttps://scientific-speculation.codidact.com/users/233622018-01-17T07:42:33Z2019-08-21T07:15:48Z<p>I have a story idea that involves a human attempt to halt and reverse global climate change. The idea is a simple one - a satellite that partially blocks out the sun. The satellite is located at...https://scientific-speculation.codidact.com/posts/208382Building a (solid) ring around the earthstibhttps://scientific-speculation.codidact.com/users/225042014-12-19T12:20:54Z2019-08-12T23:02:22Z<p>Could you build a ring around the earth, so that it would just sit in the sky? I'm not talking a geostationary orbit of rubble like the rings around Saturn, but a solid structure just high enoug...https://scientific-speculation.codidact.com/posts/254252How to determine port and starboard on a rotating wheel space station?Bob516https://scientific-speculation.codidact.com/users/69852019-07-13T20:29:58Z2019-07-16T01:06:31Z<p>The ISS uses port and starboard to differentiate between the two sides of the station.</p>
<p><a href="https://i.stack.imgur.com/6bDno.png" rel="nofollow noreferrer"><img src="https://i.stack.i...https://scientific-speculation.codidact.com/posts/254230Protecting a ringworld from solar radiationSheikchillihttps://scientific-speculation.codidact.com/users/437302019-07-12T18:15:28Z2019-07-13T01:18:27Z<p>How can I protect a ringworld (which creates 1g artificial gravity and has an earth-like atmosphere) from the things that earth's magnetic field protects us? (using real-world physics)</p>
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/253474Vertical cyclones in a rotating space habitatMike Nicholshttps://scientific-speculation.codidact.com/users/365722019-06-06T18:30:23Z2019-06-19T23:58:47Z<p>A common, matter-efficient, science-fiction habitat is a hollow cylinder or ring in space that is spun to simulate the pull of gravity on its interior surface. While for most purposes this artif...https://scientific-speculation.codidact.com/posts/273680What would happen to air flow and fires in an O'Neill cylinder?Randsterhttps://scientific-speculation.codidact.com/users/438872019-06-05T14:45:47Z2019-06-13T01:08:03Z<p>I was curious: Suppose we built an <a href="https://en.wikipedia.org/wiki/O%27Neill_cylinder" rel="noreferrer">O'Neill cylinder</a> with an air mixture similar to Earth's (not pure oxygen).</p>
...https://scientific-speculation.codidact.com/posts/253512Elevator on rotating wheel space stationBob516https://scientific-speculation.codidact.com/users/69852019-06-08T21:37:52Z2019-06-11T08:38:15Z<p>Is there any reason an elevator, moving from the central hub to the outer ring, would not function on a rotating wheel space station with artificial gravity?</p>
<p>Any parameter of the radius ...https://scientific-speculation.codidact.com/posts/231788Dyson sphere with mirrorsb.Lorenzhttps://scientific-speculation.codidact.com/users/402022017-06-06T06:50:08Z2019-06-07T23:49:28Z<p>What would happen if the entire inner surface of a Dyson sphere (not necessarily a solid shell, maybe a very dense swarm) would be coated into a highly reflective material?</p>
<p>Let's say it ...https://scientific-speculation.codidact.com/posts/240614Anti Personel Radiation Incendary Long Fallout Orbital Onset Laser SatteliteDemiganhttps://scientific-speculation.codidact.com/users/421092018-04-01T08:59:46Z2019-06-07T10:12:28Z<p>For a story I'm working on I'm designing a sattelite to take down infantry from orbit, but without the power to take down tanks or infrastructure. The goal would be to kill off a military base, ...https://scientific-speculation.codidact.com/posts/253313Zero G area on rotating wheel space stationBob516https://scientific-speculation.codidact.com/users/69852019-05-29T03:32:47Z2019-05-29T15:32:53Z<p>If I needed a large area for zero-G training, is there any place to put it on a rotating wheel space station if the hub was needed for docking of spacecraft? </p>
<p>I wanted a place on the st...https://scientific-speculation.codidact.com/posts/253312Launching spaceships from the outer edge of a rotating wheel space stationBob516https://scientific-speculation.codidact.com/users/69852019-05-29T03:12:28Z2019-05-29T13:15:17Z<p>Based on <a href="https://worldbuilding.stackexchange.com/questions/147974/docking-on-the-outer-edge-of-a-rotating-wheel-space-station?noredirect=1#comment462811_147974">Docking on the outer edg...https://scientific-speculation.codidact.com/posts/253309Docking on the outer edge of a rotating wheel space stationBob516https://scientific-speculation.codidact.com/users/69852019-05-29T02:32:33Z2019-05-29T02:50:28Z<p>Assuming such a space station needed to have its central hub not used for docking spacecraft, would it be plausible for a spacecraft to dock on the outer edge of a rotating wheel if the ship app...https://scientific-speculation.codidact.com/posts/252888Could we build a massive "Ark" type space station with current technology?Fredhttps://scientific-speculation.codidact.com/users/397172019-05-15T04:33:37Z2019-05-27T01:39:05Z<p>Armageddon is coming. A giant Texas-sized meteorite on a collision course with planet Earth is discovered in 2020. It will hit Earth in 2030 and will wipe out 90% of living things including huma...