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Posts by dot_Sp0T‭

48 posts
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Q&A What to do with all the heat in a Dyson Sphere?

In the wake of this, my answer to this question about where to put a Dyson Sphere an apparent issue came up. And it needs some good resolution: What are we going to do with all that heat the syste...

10 answers  ·  posted 8y ago by dot_Sp0T‭  ·  last activity 6y ago by dot_Sp0T‭

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Q&A Are there any other colors to radioluminescence?

According to Wikipedia, Yes Apparently Tritium is often used to illuminate things, alas it's got a half-life of only 12.32 years it is often deemed enough for common applications Various prepa...

posted 8y ago by dot_Sp0T‭

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Q&A What realistic way could limit an FTL drive to only travelling between stars?

Make the aiming difficult If the lowest precision of coordinates you can aim at still has an error margin greater than the typical size of a solar system your method would not be usable for travel...

posted 7y ago by dot_Sp0T‭  ·  last activity 7y ago by dot_Sp0T‭

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Rigorous Science What near-future propulsion system(s) could be employed by my spaceships?

In a near future setting I am working on, humans have built space-habitats and have established colonies on celestial objects such as Luna. Their spaceships cannot go faster-than-light and have the...

7 answers  ·  posted 7y ago by dot_Sp0T‭  ·  last activity 5y ago by dot_Sp0T‭

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Rigorous Science Where to place my space-station so it observes one full planetary revolution per 24 hours?

For a SciFi project I work on I have a space-station orbiting earth that uses an 8 hour 3 shift system for its staff. Each shift is assigned to one-third of the countries and organizations on earth...

11 answers  ·  posted 7y ago by dot_Sp0T‭  ·  last activity 7y ago by dot_Sp0T‭

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Rigorous Science How to alter the atmosphere as to make aerospace engines highly volatile?

When thinking about a potential answer to this question about preventing flight in a cyberpunk dystopia, I had an idea that I do no possess sufficient knowledge to prove/disprove.  Thus you'll be t...

4 answers  ·  posted 8y ago by dot_Sp0T‭  ·  last activity 8y ago by dot_Sp0T‭

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Rigorous Science How to get rid of all the heat in my spaceship?

Spaceships are a peculiar thing. We've got them in all forms, sizes & colours. They run on nuclear fusion, creating loads of power driving all sorts of shenanigans... but they still generate lo...

5 answers  ·  posted 8y ago by dot_Sp0T‭  ·  last activity 7y ago by dot_Sp0T‭

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Rigorous Science How many Sovjet Era transport planes would be required to transport 30'000 Rhinocerotidae to the southern US border unnoticed?

In a world similar to ours, a mad scientist is bent on preventing the ascendance of one certain individual over the rest of the people inhabiting the northern part of the continental America, also ...

2 answers  ·  posted 8y ago by dot_Sp0T‭  ·  last activity 8y ago by dot_Sp0T‭

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Q&A How to attach and distribute suspended weight to multiple envelopes?

In my conworld I've got heavily armoured airships majestically floating through the skies with help of a science-defying lighter-than-anything material. While I don't mind introducing a pinch of p...

1 answer  ·  posted 5y ago by dot_Sp0T‭  ·  last activity 5y ago by dot_Sp0T‭

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Q&A How to design an organic heat-shield?

When they started dropping from the skies.. or no, they landed. They were so similar to us, yet so different. Like nothing we would've ever designed or created - but so much like everything Ey...

7 answers  ·  posted 6y ago by dot_Sp0T‭  ·  last activity 6y ago by dot_Sp0T‭

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Q&A What conditions would make having them sunken into the ground the predominant way of building large structures?

As he neared the outskirts of the city the canyons of multi-storey buildings lined with coffee- and tea-houses gave way to the large squat shapes of factories, storage-halls and other industry. ...

13 answers  ·  posted 6y ago by dot_Sp0T‭  ·  last activity 6y ago by dot_Sp0T‭

Question geology engineering
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Q&A Ringstadt: Can my mountains be what I need them to?

When the old mining town was founded, nobody did think of this ever growing into much more than a coal-mining town. The deposits of iron-ore, aside from the already developed peat bog to the nor...

6 answers  ·  posted 6y ago by dot_Sp0T‭  ·  last activity 6y ago by dot_Sp0T‭

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Q&A Ringstadt: Getting sulphur into my water

You sure lad? For some of you folks normal beer is already an acquired taste, but this... this beer definitely is. You understand that this stuff is brewed with water from the devil's choke? You...

2 answers  ·  posted 6y ago by dot_Sp0T‭  ·  last activity 6y ago by dot_Sp0T‭

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Q&A Ringstadt: How sensible is my topography?

Look at you all sitting here. Quite some of you have probably never ventured beyond the outskirts of this city, mayhaps not even past the wall? You've spent your whole lives in this place, but w...

6 answers  ·  posted 6y ago by dot_Sp0T‭  ·  last activity 6y ago by dot_Sp0T‭

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Q&A Where on my spaceship can I justify more space for my humans?

Spaceships are a peculiar thing; as are the Humies - the hardy folks working and living inside these hunks of metal for weeks or months at a time. Ironically in space living-space is at a premium. ...

15 answers  ·  posted 6y ago by dot_Sp0T‭  ·  last activity 6y ago by dot_Sp0T‭

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Q&A Can I have droplets of fluids that aren't... well... droplets?

For a story I am drafting I would like to have droplets of fluid that form another shape than the regular domed droplets we usually see. Is there any other shape such as e.g. a doughnut-shape that ...

9 answers  ·  posted 6y ago by dot_Sp0T‭  ·  last activity 5y ago by dot_Sp0T‭

Question physics
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Q&A Train-World: The shatterpated machinations of Spoorcaneers - Tossing & Turning

...and while I'm at it: You've another 47 seconds to finish up and get back here before I gotta throw her in reverse... Acting Navvy on the Marube @63kph and ~4km distance from a forthcoming t...

4 answers  ·  posted 6y ago by dot_Sp0T‭  ·  last activity 6y ago by dot_Sp0T‭

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Q&A Train-World: Storing RHUs for decades to centuries

...no, I mean, supposedly, I believe there is more about it than mere kans on our part. Installations like this one are found all along the spoorwegs, and yes, around some you should tread light...

3 answers  ·  posted 7y ago by dot_Sp0T‭  ·  last activity 7y ago by dot_Sp0T‭

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Q&A Train-World: Feasibility of radioisotope steam-electric engines

...It's paradox. They left us these technological marvels, yet with all their might and knowledge they failed to prevent their own doom... Excerpt from a lecture by the High Historian of Berli...

2 answers  ·  posted 7y ago by dot_Sp0T‭  ·  last activity 7y ago by dot_Sp0T‭

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Q&A Could a decreased heartrate thanks to better hemoglobin lead to an increased lifespan?

When looking at mammals and their heart rates one can find a correlation between the lifespan of a mammal and their heart rate. Namely most mammals seem to get about 1 billion (the American one) of...

4 answers  ·  posted 7y ago by dot_Sp0T‭  ·  last activity 7y ago by dot_Sp0T‭

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Q&A Why would technology dictate graphical interfaces to be rare on spaceships?

This question differs from that question in that the other question is asking about a change in history while this question is looking for a change in the future. In a near future setting I am w...

38 answers  ·  posted 7y ago by dot_Sp0T‭  ·  last activity 5y ago by dot_Sp0T‭

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Q&A Synthesizing fuels with excess energy

Inspired by this question on putting massive capacitor-banks on spaceships I have been wondering about alternative ways to store excess energy from ever-running reactors. In this question I would ...

12 answers  ·  posted 7y ago by dot_Sp0T‭  ·  last activity 7y ago by dot_Sp0T‭

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Q&A How to keep my spaceship properly pressurized for merfolk?

take me out to the black, tell 'em I ain't comin' back DaaaahWhoosh - 2min ago Merfolk live in the deep, plenty deep exactly, around 800m below sea-level. At these depths we talk about litt...

3 answers  ·  posted 7y ago by dot_Sp0T‭  ·  last activity 7y ago by dot_Sp0T‭

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Q&A How hot can I make the insides of my spaceship before damaging crew too much?

Spaceships are a peculiar thing; as are the things inside them. Humans... Humids... Humies - the colloquial term for those crazy enough to make a living by crewing these hulks of metal. A special b...

1 answer  ·  posted 7y ago by dot_Sp0T‭  ·  last activity 7y ago by dot_Sp0T‭

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Q&A How big could an alien-made object on the far side of the moon become so that discovery still can only happen by accident?

A great way to introduce advanced technology to a story is to have it be of extraterrestrial origin. E.g. have a spaceship crash on earth, or, like I was planning to, put a derelict spaceport on th...

6 answers  ·  posted 7y ago by dot_Sp0T‭  ·  last activity 6y ago by dot_Sp0T‭