Questions tagged [black-holes]

For questions about a region of space time where gravity is so strong that nothing, not even light, can escape it.

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4
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2answers
331 views

How would intelligent life evolve on an Earth-like planet with dangerous high tide?

Inspired by the 2014 film Interstellar directed by Christopher Nolan, the crews landed on a planet with water flooded up to knee level. Suddenly a wall of water like mega tsunami appears from a ...
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2answers
131 views

Protocol between an information sharing black and white hole pair

Premise: Imagine a "sender" construct that has the ability to create it's own micro black hole and send information as light into it. On the receiving end, a "receiver" construct would contain it's ...
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3answers
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Could a wormhole exist on a planet?

For my story to work, my characters have to stumble across a small wormhole that actually exists on Earth and is responsible for multiple disappearances throughout history. It connects a point on ...
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3answers
460 views

How to convert a traversable wormhole into a black hole?

So the premise goes: A previously-traversable wormhole evolves into a black hole because (x) happens. What's (x)? What would it take for this to occur? Either naturally (a cosmic occurrence), by ...
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9answers
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Protect a planet against a black hole attack

Suppose in a very very long future, humans have become relative powerful military force in galactic politics due to a very powerful weapon: the ability of creating black holes wherever we want. Now we ...
3
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1answer
258 views

How can an advanced civilization harvest energy from an x-ray binary?

An x-ray binary is a binary star system consisting of a star and a stellar remnant. As matter is ripped from the star and is then accelerated into the neutron star/black hole by its gravity, x-rays ...
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2answers
392 views

What is the best planetary orbit around a black hole in order to support life?

Note: I am aware of a previous question Physiological effects of living on a world close to a black hole As I understand it, that question refers specifically to a planet that is in a non-ideal ...
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2answers
304 views

Would the gravitational waves a binary black hole system make a feasible weapon?

Backstory: Okay, so we have decided to wage war on numahs for the macguffenite. We mostly are doing things like shooting lasers at each other ships, and occasionally shooting high velocity projectiles ...
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570 views

How will humanity survive when black holes gain sentience and turn on us? [closed]

Okay, so humanity has been orbiting black holes so that we can time dilate, and explore the galaxy. The black holes enjoy being in the presence of the most complex things in the universe, and we have ...
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6answers
726 views

How to accelerate living things really fast without killing them?

Okay, so our society has starting harnessing significant amounts of energy from its sun, and has started mass producing micro-black holes (although there have been experiments with gathering energy ...
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6answers
497 views

How can Earth prepare for hyper velocity black hole?

Suppose in ten decades time, a hyper velocity black hole estimated to be as massive a 3 Suns are approaching us at 1.5 millions mph (670000 m/s). Our Earth bounds telescope and orbiting satellites ...
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4answers
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Would the Hawking radiation from a small black hole make a feasible propulsion source?

I was wondering if a small black hole would make a feasible/possible propulsion source, and if so, how. Pros Black holes release Hawking radiation, would should be easy to direct in a certain ...
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1answer
123 views

Short Term Effects of Orbital Decay

The Earth has suddenly been decelerated, "bumped" into an unstable orbit. Guess you missed the jolt. The velocity has been reduced such that the planet's orbit will hopefully restabilize between ...
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3answers
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How big a black hole is needed for this story?

The story begins in classic disaster film style. A small rogue black hole is approaching our Solar System. It isn’t going to get close enough to destroy everything, but it will agitate our Sun, ...
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8answers
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How to Create and Use a Black Hole Computer Drive?

I have been working on a futuristic story where information can be stored and used with a black hole. This is a highly advanced human society that has accomplished interstellar space travel via both ...
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3answers
378 views

Racing Around the Edge of a Black Hole

I am trying to understand the physics of an interstellar race. Say two ships are racing past a black hole as if it were a corner on a race track. One of the ships takes a hard line and comes very ...
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2answers
336 views

Can Type III civilization develop singularity cannon? [duplicate]

In star trek universe, it is said a drop of red matter can collapse a star. A type III civilization is capable of harnessing energy of the entire galaxy, therefore can I assume they can develop a ...
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3answers
773 views

Black hole launcher

Humans developed a new weapon: Black hole launcher. How it works: A mobile particle acelerator acelerates two particles to huge speeds and collide both. A mini black hole is created. The mini ...
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18answers
9k views

How would one weaponize a black hole?

Assume two massive space empires begin to war with each other. Now, they come to a standstill because they are so alike that they are unable to outnumber, outwit, or outmaneuver each-other and come to ...
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2answers
561 views

How Long Until the black hole causes noticeable differences? [closed]

A black hole causes immense gravitational distortion, to such a point that it is commonly recognized that not even light can not escape it. It is also a common plot line in Scify that a black hole ...
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5answers
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What would the sky look like to a being inside the event horizon of a black hole?

Suppose it was possible to travel to inside the event horizon of a black hole safely. Also suppose said black hole is large enough that the curvature of the horizon of the surface of the central mass ...
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8answers
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How far could life develop inside a black hole before it explodes?

Apparently it is theoretically possible for a planet to achieve a stable orbit around the singularity at the centre of a black hole within the event horizon. This means that life could hypothetically ...
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1answer
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Physiological effects of living on a world close to a black hole

Let's say you were living on a planet near (but not too near) a black hole. I'm thinking of the planet Miller in the movie Interstellar. Obviously there are some strong tidal forces. But at this ...
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7answers
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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 ...
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How big would a “Ring World” have to be to orbit a black hole?

In many Science Fiction books and games, there are worlds or planet-like objects that are rings that orbit (or float around in space) (some examples being the Halo (from Halo) or the Ringworld (from ...
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3answers
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How long until a small black hole makes the sun fail?

Imagine aliens dropped a small black hole (say, 1% of the moon's mass, so you wouldn't notice the difference in gravitation) into the sun (from the far side of the sun, so nobody on earth can see it). ...
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5answers
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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 nearby ...
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407 views

Cluster of Black Holes around a Central Point

Within the Star Wars Extended Universe, there is a science base on a small object within a near impenetrable sphere of Black Holes. Is this possible? The place referenced is called the Maw ...
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6answers
3k views

On the immediate effects of a small, short term black hole

What immediate effects would a small, short-term black hole have if it appeared in a residential backyard? How small or short-lived would it have to be to be survivable, if it is survivable at all? ...