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Q&A

Posts tagged travel

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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 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 Non-causality-violating FTL travel. / Can omnipotence beat causality?

While building my sifi world I dug into ftl-travel and encountered these mean bullies, causality and relativity. They told me I can't have faster than light travel, because effect can't precede cau...

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

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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 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 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 What would a global highway look like?

I've been toying with the idea of a global highway that completely circles the globe. Ideally it would (on average) be as close to the equator as possible but also hit or at least come close to maj...

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

Question travel earth
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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 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 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 Could just a brilliant idea advance science by decades, or even centuries?

Inspired by this story, I started thinking. Let's say we have a person, from the modern day, who miraculously gets a superpower: He can rewind time, but retain his own memories. He can rewind all ...

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

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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

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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 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 If I travel back in time and do nothing, just being an observer, would that change the past?

This is how time travel in my question works: You go back to a certain point in time, physically, regardless of means. Be it a spaceship or a time machine. So you've reached to the past. You kn...

9 answers  ·  posted 5y ago by user61906‭  ·  last activity 5y ago by user61906‭

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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 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 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 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 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 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

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Q&A Without having to deal with the gravity well, at what tech level could you build spaceships?

Let's say we have a society that for some reason (a MacGuffin, Unobtanium, Handwavium, whatever) have found a way to travel off the earth without having to fight gravity along the way. They can tra...

10 answers  ·  posted 8y ago by Erik‭  ·  last activity 5y ago by Erik‭

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Q&A Interstellar Propulsion for Hard Sci-fi Novel

Hypothetical: Hundreds of years into the future. Humanity needs to travel to exoplanets quickly. I'm aiming for hard sci-fi. What kind of propulsion can travel people at 0.1 - 0.9 lightspeed? Is i...

1 answer  ·  posted 5y ago by William Davis‭  ·  last activity 5y ago by William Davis‭

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Q&A Would a sleeper ship need artificial gravity?

If all of the crew and passengers of an interstellar craft were in suspended animation except prior to Earth departure and just before destination arrival, would they need artificial gravity (throu...

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

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Q&A The Colonist - Part I: Construction

This is the first part of a series of questions I'll ask about a self-sustaining colonization ship. I'll keep editing this post as things unfold. Part II - Landing Edit 1: Added two movie referen...

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

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Q&A How long would it take a matter-antimatter GeV gamma ray laser photon rocket to get to Ross128b (11 light years away)?

I'm writing a colony story, and I want my ship to colonise Ross128b, which is 11 light years away from Earth. I need the characters to be alive when they get there, but it's okay if they've aged tw...

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

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Q&A Could common people be ready to go to space in a matter of days?

Let's say that suddenly NASA needs my characters, a party of scientists without prior experience, to go to space with a Space Shuttle-like spacecraft for a seven days mission. They only need to do...

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

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Q&A How can I know where to point my spaceship?

Let's assume we have a working FTL drive and thus interstellar travel is possible, either by traveling at very high speeds or by instant teleportation (the two main subtypes of FTL drives in sci-fi...

12 answers  ·  posted 5y ago by Massimo‭  ·  last activity 5y ago by Massimo‭

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Q&A Why would a previously spacefaring civilization become unable to build another interstellar ship?

I'm writing a story in which a civilization previously capable of (firmly technobabble-based) FTL travel has become stranded, orbiting an isolated star with no rocky planets. (There was a planet, b...

32 answers  ·  posted 5y ago by Olle‭  ·  last activity 5y ago by Olle‭

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Q&A Why would people living inside a nebula go into space?

Assuming a sci-fi style nebula, like the thick clouds seen in Star Trek, extending several light years and hosting star systems inside, one of which gave rise to intelligent life up to current huma...

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

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Q&A The Colonist - Part II: Landing

This is the second part of a series of questions I'll ask about a self-sustaining colonization ship. I'll keep editing this post as things unfold. If you can, check out the other questions of this...

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

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Q&A Potential system to system travel?

So one of the ideas I've come up with for system to system travel, in the early colony stage of my world, is using fuel boosters to start the journey and then to reach the required speed for the co...

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

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Q&A Is it possible to hide a base in the Kuiper Belt?

With the Kuiper Belt being composed of well over 100 million objects - some grand, some insignificant - is it possible to hide an asteroid base from enemy sensors within its confines, combined with...

4 answers  ·  posted 5y ago by Kabob Maraca‭  ·  last activity 5y ago by Kabob Maraca‭

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Q&A Would this design be useful for surviving relativistic impacts?

Let's say that I've developed a new engine that can accelerate at 1G continuously. Within about a year, I'm nearing the speed of light. Naturally, I recognize the danger of collisions with gas and ...

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

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Q&A Let's plot a course between Earth and Gor

We know that Gor, or Counter-Earth, is not stable in a long-term sense. Let's handwave that away, or assume that we are dealing with a temporary span of time in which the instability is immaterial....

3 answers  ·  posted 5y ago by Columbia says Reinstate Monica‭  ·  last activity 5y ago by Columbia says Reinstate Monica‭

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Q&A Feasibility of deceleration by collision

There are many hypothetical systems for bringing spacecraft of the near-future up to speed, some of which may attain some relativity-bending velocities. However, these systems, to achieve such high...

4 answers  ·  posted 5y ago by B.fox‭  ·  last activity 5y ago by B.fox‭

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Q&A Anchoring a Deimos base

Some astronauts have just arrived in Mars orbit! They're fixing to set up a small refueling station/outpost on Deimos. One problem, how might they keep their small habitat and associated structures...

3 answers  ·  posted 5y ago by The Imperial‭  ·  last activity 5y ago by The Imperial‭