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Q&A

Posts tagged space

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

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Q&A What's a scientifically plausible method for cryopreservation?

I've been working on a project and I'm trying to make it as scientifically plausible as I can get it to be. Since space is large, and it's physically impossible in this universe to reach the speed ...

4 answers  ·  posted 6y ago by Averian‭  ·  last activity 5y ago by Averian‭

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Q&A Can a human born & raised in zero gee survive on a earth like planet for a short while

I've been toying with an idea of a epic space fantasy where a certain area of the milky way is controlled by decedents of humanity that are born, live & die in spaceships, said "ngees" as the "...

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

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Q&A How would you build a realistic Le Palm D'Orbit?

I was watching futurama yesterday and the Le Palm D'Orbit struck me as a fun concept. How would you go about building a orbital restaurant like the Le Palm? What kinda shape would allow the space n...

1 answer  ·  posted 5y ago by Celestial Dragon Emperor‭  ·  last activity 5y ago by Celestial Dragon Emperor‭

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

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Q&A Can a space-faring robot still function over a billion years?

This short story, which I've already written, is set in the FAR, FAR FUTURE, where a robotic space probe is exploring as much of the known universe as it can, despite its AI not knowing if its crea...

11 answers  ·  posted 5y ago by Nathan Hopp‭  ·  last activity 5y ago by Nathan Hopp‭

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Q&A Fuel for a commercial space shuttle

The Aurora company has unveiled the new Interplanetary Airliner (usually simplified to space shuttle) offering both affordable and comfortable space travel to the middle and upper classes of the He...

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

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Q&A Feasibility of anti-matter as a fuel

Now, taking out the cost to produce/collect it, assume somehow we perfected a formula or find a natural source (because that is currently very prohibitive), how feasible would be to use antimatter ...

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

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Q&A How would an advanced civilization have constant communication between planets?

In this universe humans have advanced far enough to be able to colonize planets in our system but not enough to do interstellar travel. Earth is united and they have moved beyond countries and bord...

11 answers  ·  posted 7y ago by John Hamilton‭  ·  last activity 5y ago by John Hamilton‭

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Q&A Is it worth having artificial gravity by propulsion, in orbit or in "free space"?

Consider: A spacecraft is travelling between planets. It accelerates at a constant rate for the first half of the trip, and then decelerates on the other half. Throughout the journey, aside from ...

4 answers  ·  posted 6y ago by Lok‭  ·  last activity 5y ago by Lok‭

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Q&A Bicycles/human-powered vehicles on low gravity planets/moons?

In this scenario, humanity has managed to colonise some of the solar system, including Mars, some of the moons of Saturn and Jupiter and some of the larger asteroids of the belt. In most places th...

2 answers  ·  posted 5y ago by L Mason‭  ·  last activity 5y ago by L Mason‭

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Q&A Could large space ships land safely

Thinking about the question about Arcologies I was wondering using known science and even a little speculated science would it be possible to safely land a large space ship on a planet similar in s...

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

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Q&A How to explain planetary rings pulsating?

A spacecraft enters an unnamed system and spotted a gas giant with a pulsating planetary ring, it glows bright intermittently. What natural phenomenon could be responsible for such brilliant displa...

1 answer  ·  posted 5y ago by user6760‭  ·  last activity 5y ago by user6760‭

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Q&A How can a large fleets maintain formation in interstellar space?

Earth is under attack, the empire has gathered thousands of battleships each has a displacement of 500,000 metric tonnes and 20 motherships with a displacement of over 15 million metric tonnes now ...

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

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Q&A What drive/engine would allow Medrunners to make it to Venus from Oberon in one to two weeks

Medrunner Lao Dorn and his team have been given a mission. A young woman has contracted some sort of parasite that is slowly eating away at her vital organs. The doctors on Oberon are unable to do ...

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

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Q&A What would be some possible ways of escaping higher gravity planets?

I know that chemical rockets would allow for some minor loads to escape the gravity of a planet with higher gravity. My question is, what kind of technology would possibly allow a dominant specie...

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

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Q&A Colonizing the galaxy by slow boating reality check

Humans like to explore and seem to have an almost instinctual need to expand. After spreading throughout the solar system and even into the Oort Cloud they decided that humanity should follow the r...

15 answers  ·  posted 6y ago by Dan Clarke‭  ·  last activity 5y ago by Dan Clarke‭

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Q&A Artificial sky and sun for underground and remote colonies

I has this idea for quite a while. I searched for information on the internet but I could see no reference. All searches gave results on the same idea but the effect was not what I'm looking for. ...

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

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Q&A How primitive should the alien technology be to exchange knowledge and culture?

In almost every sci fi alien trope there will be a directive whereby one of the general order states no spacecraft may interfere with the normal development of any alien life or society and is puni...

2 answers  ·  posted 8y ago by user6760‭  ·  last activity 5y ago by user6760‭

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Q&A Everyday tasks on a space ship

There is a space ship, flying from planet to planet for multiple years. It is a science vessel, so, once they reach a planet, they do research. But what do they do if they are in transit between pl...

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

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Q&A Is it possible to make Asteroid Concrete?

In the far future, man is trying to build a small colony in the asteroid belt - on one of the bigger asteroids. All the materials are to be mined from asteroids, and it is assumed the colony will h...

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

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Q&A How could a generation ship maintain a source of potable water?

A generation spaceship (a spaceship designed for multiple generations of humans to live in) could sail through the galaxy for hundreds of years before finding another planet, let alone a planet wit...

8 answers  ·  posted 9y ago by Terri M.‭  ·  last activity 5y ago by Terri M.‭

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Q&A Reason for an exterior control panel on a space ship

In my story, the AI on a space ship has been corrupted, causing it to try to kill all living occupants. The ship is on a collision course with a planet, and the main controls are inoperable due t...

31 answers  ·  posted 6y ago by ScienceKeanu‭  ·  last activity 5y ago by ScienceKeanu‭

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Q&A Can a black hole be turned into a white hole?

Following the Schwarzschild metric, we could consider that a white hole=black hole with no angular momentum (no spin?) or electric charge. Would be enough to slow down a black hole and somehow remo...

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

Question space black-holes
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Q&A What's the biggest, most spectacular asteroid collision the moon could save us from?

An asteroid collision big enough and fast enough to see a massive ejection of rock and moon-chunks, from the surface of the earth AND not wipe out the population of the planet. What size and speed...

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

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Q&A Carrington Event Shield

If a nascent colony world can be wiped out by a geomagnetic storm on a scale similar to the Carrington Event, what could the colonists build either in space or on planet to protect their electronic...

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

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Q&A Alcubierre warp-lanes, what is the most stable way to create them?

2 informational references for Alcubierre fields can be found at the end of this question. Warp-lanes aren't a novelty in science-fiction. Space ships can use a specific route to go through a Gala...

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

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Q&A "Landing" a small asteroid on Earth

I've been poking around similar posts, but none seem to contain the information I'm looking for. I'll try to keep it brief. In the year 20XX, some powerful organizations are trying to "land" an as...

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

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Q&A How close to a supernova can a planet retain an atmosphere?

I already read Can a planet survive a supernova? but that just addresses some kind of planet-remnant remaining in orbit. Parameters: Binary system. One component is a Sun-like G-type star with ...

1 answer  ·  posted 7y ago by cometaryorbit‭  ·  last activity 5y ago by cometaryorbit‭

Question space astronomy
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Q&A Artificial gravity as an engine

I have seen some people talk about the idea of ships using their magical anti-gravity systems in a story in order to not only give ships a standard floor layout and inertial dampener systems, but t...

5 answers  ·  posted 5y ago by Snydwell‭  ·  last activity 5y ago by Snydwell‭

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Q&A How would FTL travel appear through window of ship?

How would faster-than-light travel appear through window of a space vessel? All the movies and TV shows like Star Trek and Star Wars seem unrealistic: Star Trek credits: passing stars get bigger...

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

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Q&A How Long Would Interstellar Expansion Take at Our Current Population Growth in This Circumstance?

FTL (Faster than Light) travel exists,taking around 88 hours 48 seconds to travel 1 light year. FTL communications also exists and takes only 53.28 seconds to travel 1 LY (Light Year). Jumps longer...

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

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Q&A Could DNA Survive in Outer Space?

In my story the inhabitants of Earth are near extinction. They want to make a capsule of a bunch of human DNA and blast it toward the Andromeda galaxy. They take 1 oz of every blood type still liv...

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

Question space genetics blood
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Q&A Is there a way for a creature from earth to survive the vacuum of space for ten minutes?

I was wondering if there was a way for a creature to survive the vacuum of space for ten minutes with only a tank of oxygen and a mask to breathe the oxygen with. The creature comes from an Earth-l...

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

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Q&A Would a submarine make a great spaceship?

I know a submarine would NOT make the greatest spaceship in the universe, but could it allow people inside to live in space? A submarine can resist pressure, can hold oxygen inside, and there is a...

12 answers  ·  posted 8y ago by Tyrabel‭  ·  last activity 5y ago by Tyrabel‭

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Q&A Thermite for metallurgy?

As we all know, a majority of the Martian soil is composed of ferric oxide ($Fe_2O_3$), which is also coincidentally the formula for hematite, one of the most common ores of iron. I think (persona...

2 answers  ·  posted 5y ago by Budhaditya Ghosh‭  ·  last activity 5y ago by Budhaditya Ghosh‭

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Q&A Would a portal to space enable propulsionless orbital launch

I'm writing a story about a race that has space travel capabilities without rocket technology, instead is using a portal to space and was wondering whether it's possible for them to put something i...

4 answers  ·  posted 5y ago by Gensys LTD‭  ·  last activity 5y ago by Gensys LTD‭

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Q&A The Science behind Miller's Planet

In the movie Interstellar, Miller's planet is an ocean planet orbiting extremely close to a black hole. The ridiculous tidal effects caused by the black hole cause the planet's water to concentrate...

2 answers  ·  posted 6y ago by Rangoon‭  ·  last activity 5y ago by Rangoon‭

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Q&A Why should astronauts grow and eat Caulerpa taxifolia, the world's biggest single-celled organism?

Caulerpa taxifolia, an algae species popular with aquarium owners, is the largest single-celled organism known to us as of today. It is notable for being able to regenerate from any part of the b...

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

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Q&A Could you carry a wormhole through another wormhole?

Okay, let's assume that travel between star systems is done through stable, stationary wormholes on the outer boundaries of each system. This alone is slightly magic for now, of course, but let's r...

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

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Q&A Prevailing winds on a rotating space habitat

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. These habitats have been imagined as s...

4 answers  ·  posted 6y ago by Mike Nichols‭  ·  last activity 5y ago by Mike Nichols‭

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Q&A How can an individual with Superman like powers best harvest asteroids?

In a story I am writing there is a being with Superman level strength, flight, the ability to produce lasers, and survive in space. He has decided to solve the mineral crisis by finding and grabbin...

7 answers  ·  posted 5y ago by Nepene Nep‭  ·  last activity 5y ago by Nepene Nep‭

Question space asteroids
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Q&A How long does it take for biological matter to decay in space?

I have been looking up a few different theories lately. And one of those is the idea that intelligent life cannot exist for any long period of time without eradicating itself or being destroyed by ...

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

Question space biology death
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Q&A Desert planet with forests at the poles

I'm thinking up a Mars or Venus type planet where the poles (or one pole) has a forest growing out of it due to a device that is used to make the planet more habitable by creating a oxygen friendly...

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

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Q&A How can a highly advanced sub-luminal galactic empire minimise the effects of speciation?

The Humern Empire (no relation) spans the galaxy, using a variety of methods to move from place to place and planet to planet. One thing all of their modes of transport share is that they are not ...

13 answers  ·  posted 6y ago by Joe Bloggs‭  ·  last activity 5y ago by Joe Bloggs‭

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Q&A Locking an old spaceship from the outside?

I know it may be a bit of a silly question and not really something of great importance to a story, but how would you secure a spaceship when you leave? For example; when the Millennium Falcon lan...

8 answers  ·  posted 5y ago by Jai1814‭  ·  last activity 5y ago by Jai1814‭

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Q&A Stellar and magnetic parameters for creating polar radiation hazards

I've got a generally earthlike planet, but my goal is to make radiation exposure in the polar regions a much larger hazard than it is on Earth, while not being an issue in other regions. Nothing im...

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

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Q&A Unprepared and Without a Homeworld

The Scenerio In the very near future a NASA probe returns to Earth with a soil sample from an asteroid containing a strange substance able to catalyze cold fusion reactions. The economic value of ...

5 answers  ·  posted 5y ago by Nosajimiki - Reinstate Monica‭  ·  last activity 5y ago by Nosajimiki - Reinstate Monica‭

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Q&A Is it harder for an intelligent octopus to live on land, or a human to live in space?

I have a race of octopodes with the same intelligence distribution as humans. I want them to "colonise" land to a similar extent as we have "colonised" space; have regular transport between the oce...

8 answers  ·  posted 5y ago by Tim‭  ·  last activity 5y ago by Tim‭

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Q&A Effects of long term exposure to a non-earth like rich atmosphere

Imagine that humanity found a rocky planet with earth like gravity, atmospheric pressure, and temperature, orbiting a sun-like star. The only problem is that the planets atmosphere is that it is co...

2 answers  ·  posted 5y ago by John Doe‭  ·  last activity 5y ago by John Doe‭