Questions tagged [planetary-rings]

For questions about rings and their effects on the world and its people.

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5
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2answers
238 views

Age of sail navigation tools for a planet with a ring

Alright so I have a planet where the locals are about seventeenth century level of technology, meaning sailing ships and single shot black powder weapons are the standard and there is plenty of ocean ...
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3answers
349 views

How to navigate a ringed planet at night?

I'm working on a story set in an Earth-like world but with rings (say, proportionately similar to Saturn's). I'm trying to get a solid handle on how these rings would affect the sky. For the ...
8
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4answers
277 views

How to put satellites in orbit on my ringed world?

In my world there are rings, these rings are around 9.5 meters tall and a little around 5000 kilometres wide. Their closest point is a little over 12,000 kilometres away from the surface and under 17,...
11
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4answers
804 views

How can I tell what my ringed planet will look like from the surface?

I'm considering writing a fantasy novel which takes place on a world with a ring. This ring is a very important part of the story, and I therefore want to be as accurate as possible in describing what ...
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2answers
208 views

How Bright Would Super Saturn's Rings Be in Our Sky?

It's not that long ago that we have found the "exoplanet" J1407b, notable for having a ring system 200 times the size of Saturn's. I airquote that term because, at a mass ten to forty times ...
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3answers
165 views

What's the minimum possible size for a planet to have rings?

How small can a planet with rings be? It doesn't have to be inhabitable, but it must be a planet (not a dwarf planet).
8
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1answer
191 views

How long would it take for a earth-based ring to break up given solar and lunar gravitational forces?

In my world-building project, a decades long orbital conflict has resulted in the trashing of Earth's orbit with massive amounts of debris, shipwrecks, and space junk. However, after an anomalous ...
4
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2answers
276 views

Are Saturn's rings a safe place for adolescent space-hoppers?

Are Saturn's rings a safe place for adolescent space-hoppers? As you know, space-hopper toys are based on the real-life creature. These are roughly balloon shaped and have two "horns". The ...
5
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2answers
253 views

Could this uniquely shaped planet exist?

Now, I know that planets can’t be disc-shaped. However, if a relatively small planet had a very strong magnetical pull, could it have a ring system that could make the planet from afar seem disc-...
2
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1answer
77 views

How changing planetary ring affects the migration of terrestrial fauna?

Imagine a gas giant as massive as Jupiter has a enormous planetary ring which will expand and contract throughout its orbit around a main sequence star. Then there is a moon as massive as Mars and ...
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2answers
182 views

How to make a planet with a chunk missing from it? [closed]

In the forgotten mists of time a Great War was fought. During that war the planet Kutok had a massive gouge (averaging 1,000 miles across and 4,000ft deep) and extending North from the polar cap down ...
11
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6answers
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What is a good reason not to mine a planetary ring?

Most planetary rings are rich in water in the form of ice, especially now we are running low on freshwater reserves on Earth. Imagine someone discovered a huge chunk of meteorite consisting of a ...
4
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1answer
173 views

Are elliptical rings feasible?

Around a rocky planet or small gas giant, could there be a system of rings that follow an elliptical orbit? I have used a gravity simulator (this one) to test it, but the way it handles its particles ...
2
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2answers
157 views

Can adding mass to a ringed planet cause a huge chain reaction?

I've been wondering about this for a while. Here is the research I've done so far that lead me to ask this question: A planetary ring system is most often formed by the breakup of objects within the ...
7
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3answers
659 views

Earth with planetary ring

I imagine that if we could transform the Moon into a beautiful planetary ring around Earth, wouldn't it be spectacular! Problem is the feasibility. Are there any practical solutions? Option I think ...
3
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1answer
62 views

Forming a dust ring around asteroid Ceres

Is it possible, due to asteroid mining activities, for a space-fairing civilization to produce a dust ring around a very large asteroid (Ceres)? In my world, there is a lot of ore processing being ...
7
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3answers
453 views

Implications of cigar-shaped bodies having rings?

In my Conworld's system, There is a porous asteroid large enough to be a dwarf planet (but it's mass is too small to pull it into a spherical shape) that has rings. How they got there, nobody knows. ...
11
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2answers
329 views

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 sensitive ...
13
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1answer
1k views

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 display? ...
8
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1answer
165 views

Could a Moon have its own “Rings”, like Saturn's, without the Host Planet having them? [duplicate]

I'm currently fleshing out a sci-fi universe and always looking for fun new locales to populate it with, and I saw this phenomenon in a video game I've been playing recently, and it made me curious... ...
4
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8answers
843 views

What motivation would people have for mining planetary rings?

People have proposed mining the moon for Helium-3 and mining asteroids for gold, iridium, and other precious metals. Suppose we have the means to do so in an economically-viable manner. We've got ...
0
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1answer
130 views

Consequences of dark planetary rings?

I am aware of the possible consequences having a planetary ring may cause on a planet, but since I want my nights to be dark and not giant-reflective-curve-in-the-sky bright I've decided to make the ...
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2answers
363 views

How stable would a ring be around a tidally locked planet?

So I am working on my species which I requested help with a few days ago. They are large salamander like creatures that need large bodies of water to survive and the planet they live on has about 80-...
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4answers
1k views

What would the sky look like in the SHADOW of planetary rings?

Background: I'm writing a nomadic society that lives in the shadow of their planet's rings. These rings are as wide as possible to grant them the biggest shadow. The planet has an incredibly long year ...
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4answers
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Rings made out of water? [duplicate]

There have been numerous questions on this site about moons being composed entirely of water. However, is it possible for a planet to have rings made out of water? I think that the ring would ...
4
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2answers
189 views

Compass on a Ringed, Earth-like Planet

Is it necessarily a given that a compass (as they magnetically function on Earth) could be made to function similarly on an alternate, Earth-like, ringed planet? Another way of asking: is it feasible ...
3
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2answers
238 views

Can a planet with chaotic rotation have more than one ring rotating in differents axis? [duplicate]

Let's say that planet earth have a big explosion . An explosion generated in earth big enough to change the planet shape. Making earth having a chaotic rotation like Hyperion leaving water and rocks ...
11
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4answers
278 views

Could a gas giant's moon have stable rings?

The planet orbits a supermassive gas giant, almost double the size of Jupiter. But the planet orbiting it is also supposed to have rather large rings in my story. Question: Is it possible for a moon ...
2
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1answer
126 views

weather after the earth gets flooded

tl;dr : the earth has been gradually flooded, over the course of a few hundred years. Also, there are now large lumps or ice raining out of the sky (not very often), causing massive tsunamis. I have ...
13
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2answers
632 views

Does a planet's axial tilt and seasonal progression affect a planetary-ring system, as seen from the planet surface?

Ok, so I have determined my world can keep it's planetary ring system. YAY! Now I just need to clarify once and for how it would look like from the planet surface. I think I have it worked out, but ...
9
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3answers
380 views

Ringed Planet: The shadow's effect on fauna

I am writing a fantasy novel centered on an Earth-like planet with icy rings like Saturn. This question deals with certain effects of having such a ring system. Assume the planet is Earth, the rings ...
6
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4answers
797 views

Is a ring planet possible?

No planet in the center, just a large O shape made up of large chunks of rock that in and of itself itself orbits a sun, as if it were a planet (as distinct from a ringworld). I know most of the time, ...
3
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1answer
107 views

Consequences of a two-mooned system losing the one closest to the planet?

I was thinking of adding rings to my planet and I wanted to give them a proper origin, so I thought about getting rid of the moon closest to the planet since I would still have one and it could make ...
2
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1answer
152 views

What happens if a small moon is held within a planet's Roche Limit?

For story reasons, I need my mages to convert a moon on a collision course with their planet into a ring around the planet. The only thing they can do is hold the moon still. They can't do so ...
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1answer
232 views

What are the minimum dimensions for planetary rings to be as visible as the moon in our night sky?

What are the minimum dimensions (length, width, height, etc.) for rings to at least be as significant (as in brightness/visibility) in the night sky as our moon? Since there are so many variables ...
2
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0answers
117 views

Ringed planet: Reality check on ring-shadow visuals [duplicate]

This is one of a collection of questions about a ringed planet I am considering using as the setting for a fantasy novel. I would like the ringed planet to be as scientifically accurate as possible, ...
2
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2answers
187 views

Reality Check - Collision of a Moon prevented by turning it into a ring

In my current fantasy story, I have an earth-like planet with one large difference: it has a planetary ring. I would like this ring to be large and visible. I've been using Saturn's rings as a ...
8
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1answer
220 views

Effects of Rings - Debris?

I've been thinking about writing a fantasy novel set on an earth-like world with Saturn-like rings. I've been doing some research here by looking up questions about worlds with rings, of which there ...
2
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3answers
253 views

A world with two moons and a ring [closed]

Okay, first of all, the world I'm building is primarily fantasy-based, which means there is magic around; but for all intents and purposes its only use will be to solve problems faced by the creatures ...
2
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1answer
262 views

Could A Torus World Have Rings?

Towards the end of this article (https://io9.gizmodo.com/what-would-the-earth-be-like-if-it-was-the-shape-of-a-d-1515700296) there is mention of the different kinds of orbits the moon of a Torus world ...
2
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1answer
308 views

What If Earth Had an Equatorial Ridge

Saturnian moons Iapetus, Atlas, and Pan all have equatorial ridges. There's a few explanations as to why, but the theory behind why Iapetus has one is what intrigues me. (https://en.m.wikipedia.org/...
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2answers
247 views

What would the Total Eclipse look like on a planet with rings?

The recent total eclipse, got me thinking about how it would look in my world. I have a earth-sized planet with a ring system, a couple of small moons and 1 or 2 bigger moons. How would a planetary ...
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1answer
96 views

Simple question about ring physics

Can a planet (gas giant or otherwise) have rings not around the equator, but instead rings running from pole to pole? Think of Uranus' rings, except the planet isn't on it's side
2
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1answer
333 views

Would the Earth still need a moon if it had rings?

If the Earth had Saturn-like rings going around the equator would there still be a need for a moon? Would the rings be able to take care of the tides because of their gravity? Would the moon become ...
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1answer
232 views

If earth had another moon and rings? [closed]

I know this is probably a lousy question, and I'm sorry if it is. What if Earth had another moon closer than Luna and rings in between the two moons? How would Earth's culture and environment be ...
4
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1answer
222 views

Are multidirectional rings on a planet possible?

So I'm looking to add rings to a planet, but I'd like it to appear to be an atom (like a 3-D model with the electron trails) using the dust and debris from collisions long past. My idea is to weave ...
15
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6answers
2k views

Can there be a moon within a planetary ring?

A simple question, could a moon exist and stay whole if it was inside the ring of asteroids orbiting a planet? And as a side note, would it create a kind of bulge in the ring where the asteroids ...
6
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1answer
257 views

Planetary rings: colour of the rings and sky

What colour will planetary rings made up of dust and rock (not ice) appear to be? Would there be a difference looking from space and from the surface? More importantly, how will the rings affect the ...
1
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2answers
364 views

How to naturally maintain a Earth-sized Planetary Ring System and the possible periodic bombardment that can ensue?

I need some help with a couple of the planet building theories I’m playing around with. I’ve looked up most of this stuff and can follow the physics if given the time (and instructional tutuorial help ...
4
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1answer
410 views

Can I have a planetary liquid or gas ring system?

My space colonists have found a home in the ring system of a (maybe chthonian) gas giant. The rings are based on Saturn's in terms of appearance, but can they be made of gases or liquid (maybe ...