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Q&A

Posts tagged space

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Q&A Most bit efficient text communication method?

What would be the most efficient text communication method for a spacecraft operating on a super low bit rate (I'm talking something like 5 bits an hour, excluding error handling)? As you want bo...

13 answers  ·  posted 5y ago by Exostrike‭  ·  last activity 5y ago by Exostrike‭

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Q&A Why are there no toilets on the starship 'Exciting Undertaking'?

DISCLAIMER: Any resemblance to other starships (living or dead) is purely coincidental. The starship 'Exciting Undertaking' is a brand new ship about to set off on a five and a bit year mission to...

22 answers  ·  posted 7y ago by Joe Bloggs‭  ·  last activity 5y ago by Joe Bloggs‭

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Q&A Enclosed space colony and spread of common viruses

Cold and Flu, are common viruses which normally infect us in the cold of winter. Ironically, those people who always keep themselves warm, stay less out-of-the-house and office, keep their windows ...

6 answers  ·  posted 5y ago by Christmas Snow‭  ·  last activity 5y ago by Christmas Snow‭

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Q&A The handwavium drive is broken! Is there any hope?

I was recently looking at this question, which seems to argue that FTL travel within the existing laws of physics can risk resulting in the destruction of half the universe. (Specifically, bad thin...

2 answers  ·  posted 5y ago by MarielS‭  ·  last activity 5y ago by MarielS‭

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Q&A Plants accidentally exposed to vacuum of space - Will the settlers save them on time?

A newly-built base on the moon has the first two compartments of a pressurized greenhouse farm. An airlock system automatically seals one compartment off the others when pressure sensors indicate a...

3 answers  ·  posted 5y ago by Christmas Snow‭  ·  last activity 5y ago by Christmas Snow‭

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Q&A Feasibility of Thermoelectric Metabolism

Larry Niven's "Known Universe" (KU) features "The Outsiders" as one of its most prominent alien races. As per KU canon, the Outsiders evolved in a frigid moon (similar to Nereida) and they sustai...

1 answer  ·  posted 5y ago by luis.espinal‭  ·  last activity 5y ago by luis.espinal‭

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Q&A Building a launch loop

A launch loop https://en.wikipedia.org/wiki/Launch_loop is a proposed way to put lots of things into space at lower unit cost than rockets (only need to pay the energy cost in electricity for each ...

2 answers  ·  posted 5y ago by rwallace‭  ·  last activity 5y ago by rwallace‭

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Q&A Plausibility of purple oceans

Alright, so I've been meaning to write out a planet with golden/yellow fields and a violet / purple ocean. What I was thinking about is having the water of this world is so clean and nourishing th...

3 answers  ·  posted 5y ago by Primicerius Kaine‭  ·  last activity 5y ago by Primicerius Kaine‭

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Q&A Plausibility of "diamond"-like crystal and/or mineral substances forming on a planet orbiting a dwarf star

Alright, so the primary inspiration for this is 55 Cancri e, the speculated carbon "diamond world" and to a degree, Nkllon, a planet in Star Wars that is essentially what Cancri is, but "confirmed"...

1 answer  ·  posted 5y ago by Primicerius Kaine‭  ·  last activity 5y ago by Primicerius Kaine‭

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Q&A Can a star be so distant/isolated that its 'Earth' can't see other stars?

I'm putting together a scenario, where a "Sun" and some debris are flung so distant that 14 billion years after the big bang, it has an "Earth" (and maybe some other minor rocky/icy objects), but n...

4 answers  ·  posted 8y ago by Mikey‭  ·  last activity 5y ago by Mikey‭

Question space stars
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Q&A Navigating storm fronts in space

Storm fronts — especially surprise storm fronts — are a popular Sci-Fi trope. Ion storms and radiation storms and neutronic storms and they invariably look 2D, like ribbons in space. But then I r...

4 answers  ·  posted 5y ago by JBH‭  ·  last activity 5y ago by JBH‭

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Q&A Object in the orbit or orbiting Uranus's moon Puck

I realize the response to this question is fairly involved but here goes. I need to have an alien spacecraft either in orbit around Uranus's moon Puck or somewhere in Puck's orbit around the planet...

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

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Q&A How would a planetary ring react to a magnetic field?

So for the story I'm writing, I'm designing is a gas dwarf with a very strong magnetic field and a planetary ring with a slightly inclined orbit. However, the rocks within the ring are very sensiti...

2 answers  ·  posted 7y ago by Mattias‭  ·  last activity 5y ago by Mattias‭

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Q&A Would ripping the core from a Sun-like star cause it to explode?

I'm well aware that a Sun-like star is incapable of producing a supernova at the end of its life. However, would removing the core or a fraction of it, trigger an explosion from the star collapsing...

3 answers  ·  posted 7y ago by Joe Kissling‭  ·  last activity 5y ago by Joe Kissling‭

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Q&A What technologies and sciences are needed to detect a star going supernova?

What technology (at minimum), devices or minimum civilization development is needed, so that an individual member of this civilization would be able to detect that some star is going supernova? My...

3 answers  ·  posted 9y ago by trejder‭  ·  last activity 5y ago by trejder‭

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Q&A Would an alien lifeform be able to achieve space travel if lacking in vision?

Think of this alien life form as something resembling earth bats, placed in a planet with Earth-like conditions. Micro-bats have small and poorly developed eyes. Similarly, this alien species is ...

14 answers  ·  posted 5y ago by Liam00‭  ·  last activity 5y ago by Liam00‭

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Q&A Keeping a retro style to sci-fi spaceships?

In my sci-fi world, mankind has begun colonization of the large asteroid Ceres. There are several established towns on the surface, but most of the population live underground in icy/rocky caves. T...

26 answers  ·  posted 5y ago by Innovine‭  ·  last activity 5y ago by Innovine‭

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Q&A 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 9y ago by grimmsdottir‭  ·  last activity 5y ago by grimmsdottir‭

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Q&A Can we identify black holes in our path flying between the stars?

When traveling at fast speeds through the galaxy, would it be possible to identify where all the black holes were on your path? I know most black holes are identified by their affect on other nearb...

5 answers  ·  posted 9y ago by bowlturner‭  ·  last activity 5y ago by bowlturner‭

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Q&A Flight paths in orbit around Ceres?

In my sci-fi world, mankind has begun colonization of the large asteroid Ceres. It's a mining hub, with a lot of cargo vessels transporting things in and out. Hydrogen peroxide fuel is cheap and p...

6 answers  ·  posted 5y ago by Innovine‭  ·  last activity 5y ago by Innovine‭

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Q&A Can multiple similar planets share the same orbit without interfering with each other too much?

Let's go with an example. Three planets, all of roughly earth's size, follow the same orbit around a star with a mass of roughly 1 sun. Basically, all three planets are almost identical to Earth, o...

5 answers  ·  posted 5y ago by Cloud Striker‭  ·  last activity 5y ago by Cloud Striker‭

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Q&A Are atoms present in the vacuum of space?

I'm currently writing this story where an intelligent lifeform, instead of human eye-sight, is able identify the chemical composition of their surroundings, by detecting and "mapping" all the atoms...

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

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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 6y ago by dot_Sp0T‭  ·  last activity 5y ago by dot_Sp0T‭

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Q&A 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 5y ago by LambdaBeta‭  ·  last activity 5y ago by LambdaBeta‭

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Q&A What advantages would a "night watch" of Androids have compared to just the ship's onboard systems?

The industrial company Astor since 2124 has equipped all "Long Hauls" (voyages beyond 3 months) with cryopofs in accordance with a new company bylaw and cost cutting measure (less resources the cre...

3 answers  ·  posted 5y ago by Celestial Dragon Emperor‭  ·  last activity 5y ago by Celestial Dragon Emperor‭

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Q&A Is it possible to break the sound barrier in space with a really fast spacecraft

I was doing some research online about slower-than-light interstellar spacecraft, and it got me thinking about a couple things. Although it may seem empty, the space between stars isn't a perfect v...

2 answers  ·  posted 5y ago by Mattias‭  ·  last activity 5y ago by Mattias‭

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Q&A Could gravitational lensing be used to protect a spaceship from a laser?

Suppose Ship A is being targeted by Ship B, which intends to use a laser weapon in an attempt to destroy Ship A. Ship A has special technology that allows it to alter gravity (mainly used for gen...

5 answers  ·  posted 5y ago by Dan Petit‭  ·  last activity 5y ago by Dan Petit‭

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Q&A Can mass be shunted off into hyperspace, but the matter remains?

My question is this: can excess mass be bled off into hyperspace (the large and compact extra dimensions, not the Star Wars-esque swirling vortex), yet the matter remains in our universe? Is mass ...

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

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Q&A Emergency Spacesuits

I know a similar question was asked whether gas masks could be used to survive in space but it didn't quite focus on the parts I'm interested in. I'm building a world in which space travel is regu...

4 answers  ·  posted 5y ago by Jason Shawcross‭  ·  last activity 5y ago by Jason Shawcross‭

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Q&A Far Future, Space. Most plausible way to store short-term energy?

Please assume the following: A spaceship in the far future. Output: The ships systems have a high base demand of energy and sometimes you need extreme amounts of Energy in a very short period of ...

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

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Q&A Could a primitive sapient civilization survive on a planet being pulled along by a shkadov thruster?

From my understanding shkadov thrusters, they use huge mirrors built on the scale of a dyson sphere, to reflect all the radiation of a star in one direction, accelerating the star as an enormous st...

4 answers  ·  posted 5y ago by Ushumgallu‭  ·  last activity 5y ago by Ushumgallu‭

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Q&A Is there any reason not to eat food that's been dropped on the surface of the moon?

Are there any kind of contaminants or other reasons that might be dangerous? I'd assume that as far as microbes/bacteria goes, eating off the ground on the moon is much safer than it would be on ea...

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

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Q&A A system for transporting people from a spinning ring up a conduit to a spaceship

I have a spaceship which is basically a cylinder a little less then a kilometer long. Attached to the ship by pylons connected to a hub is an inhabited ring which spins to produce a gravity-like ef...

10 answers  ·  posted 5y ago by James‭  ·  last activity 5y ago by James‭

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Q&A Effects of a supermassive ship crash landing on a planet

My planet is a 20% larger than the earth, assume a similar atmosphere, but it can be changed to fit the narrative. My ship is not so large as in the original question, a cylinder shape, about a mi...

2 answers  ·  posted 5y ago by ordo fox‭  ·  last activity 5y ago by ordo fox‭

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Q&A What's wrong with moving cables for a Space Elevator?

Ok, Space Elevators have fallen out of the limelight, sorry for them, but the concept is intriguing just the same, so here it goes. One of the worst problem space elevators face is the fact that t...

8 answers  ·  posted 6y ago by ZioByte‭  ·  last activity 5y ago by ZioByte‭

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Q&A How can a long spaceship combat torsion and shear stress while moving in space?

Set in the late 22nd century AD, spaceship designs are becoming more streamlined and have longer bodies measuring from the tip at the front of ship to the thruster located at the back of the ship. ...

4 answers  ·  posted 5y ago by user6760‭  ·  last activity 5y ago by user6760‭

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Q&A Is spaceship made of precast reinforced concrete tougher than those malleable alloy?

Set in the mid 22nd century AD, a major construction work is being carried out in the orbit of Uranus. The military is developing a cheaper fleets using precast reinforced concrete(PRC) hoping to e...

3 answers  ·  posted 5y ago by user6760‭  ·  last activity 5y ago by user6760‭

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Q&A How to protect astronauts and spacecraft from solar flares on long space journey?

Background I have a spacecraft traveling from one planet to another, say from Earth to Venus. The journey will take at the least several weeks. During this time, the sun will emit a number of sola...

2 answers  ·  posted 5y ago by Boolean‭  ·  last activity 5y ago by Boolean‭

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Q&A Fact-based fiction: Electric, no-fuel propulsion for autonomous space drone

In an upcoming writing project, I will be focusing on an autonomous drone that picks through space wreckage. It has access to intermittent star light, but has no source of chemical propellant. The ...

8 answers  ·  posted 6y ago by Jack Stout‭  ·  last activity 5y ago by Jack Stout‭

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Q&A What kind of sports would be possible in zero to low gravity?

The Hegemony wishes to organise not only terrestrial games within the inner colonies, but has also wished to establish major sporting events for the other colonies in low gravity environments on to...

7 answers  ·  posted 5y ago by Celestial Dragon Emperor‭  ·  last activity 5y ago by Celestial Dragon Emperor‭

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Q&A How to get directions in deep space?

A spaceship crew, during their interstellar travel loses control of the spaceship for a few hours due to external factors (exact factor not important). This causes the spaceship to deviate from its...

12 answers  ·  posted 5y ago by Arkadipta Sarkar‭  ·  last activity 5y ago by Arkadipta Sarkar‭

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Q&A How to get into space from northern latitudes?

What would be the best way to launch space craft/get into space from a northern latitude? Canada, Scandinavia, UK, Russia, Alaska, those sorts of places. I understand that being closer to the equat...

3 answers  ·  posted 7y ago by wondering‭  ·  last activity 5y ago by wondering‭

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Q&A Existence of a celestial body big enough for early civilization to be thought of as a second moon

Is there a possible scenario in which once a year a celestial body can be seen from the surface of the Earth-like planet for a short period of time? With it being big enough for early civilizatio...

2 answers  ·  posted 5y ago by shootshi‭  ·  last activity 5y ago by shootshi‭

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Q&A How does steppenwolf planet generates typhoon?

In a distant future, a spaceship was investigating a gravitational anomaly somewhere within a chartered sector in the Andromeda galaxy. A disaster strikes and the spaceship was found marooned on a ...

2 answers  ·  posted 5y ago by user6760‭  ·  last activity 5y ago by user6760‭

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Q&A Time travel from stationary position?

This is my first question on this site, which I recently found and can't get enough of. In many time travel scenarios, the machine is static in space. My question is how to explain this. For exa...

6 answers  ·  posted 5y ago by Travis‭  ·  last activity 5y ago by Travis‭

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Q&A Humans under different suns

What would humans look like if they were genetically suited for life under a giant orange star like Iota Draconis ? These would be people who were genetically indistinguishable from humans from ear...

2 answers  ·  posted 5y ago by Geoff‭  ·  last activity 5y ago by Geoff‭

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Q&A Planet with big axial tilt, but very close to its star

It is known that when a planet orbits very close around its star, the tidal effects will soon (on an astronomical scale) force the day and the year of the planet to have the same length, making the...

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

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Q&A How do spaceships determine each other's mass in space?

Set in the distant future, space travel becomes prominent and cheap. I can imagine each spaceship would have a multitude array of sensors to track distance and relative position in space. Is there ...

20 answers  ·  posted 5y ago by user6760‭  ·  last activity 5y ago by user6760‭

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Q&A How do I explain that an interstellar spaceship still requires risky spacewalks?

It is the mid 22nd century A.D. Twenty men and women signed on a ten year space exploration trip to the nearest star system. There are robots to do ship maintenance and a powerful A.I. to monitor t...

28 answers  ·  posted 6y ago by user6760‭  ·  last activity 5y ago by user6760‭

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Q&A How can I make a dense asteroid field?

Okay, so I'm working on a novel and I'd like to have a dense asteroid field, something akin to the old ESB Hoth field, though it doesn't need to match that exactly. The notion is there is an advan...

5 answers  ·  posted 5y ago by Tov Versh‭  ·  last activity 5y ago by Tov Versh‭