Questions tagged [planets]

For questions about any large astronomical bodies classified as planets, and their effects on their systems.

10 questions with no upvoted or accepted answers
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6
votes
0answers
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Can a fast planetary rotation create a planet with an equatorial continent, preferably with very high mountains and two polar oceans?

I’m trying to create a planet with two small polar oceans with equatorial supercontinent in the middle. The land is in turn divided in two by high mountains that act as barrier and a source of water ...
5
votes
0answers
139 views

Is my topology/are my climate zones alright?

This is my first try at worldbuilding, and I need some feedback. I've filled in what I hope are realistic climate zones, ocean currents and topology for this current state of the world, all done in ...
5
votes
1answer
221 views

Binary Star System Build - Alpha Centauri

I'm not sure if this site or Astronomy would be better, but I figured I would try here instead. I am attempting to create a [semi]plausible star system in Alpha Centauri for a series. The system was ...
4
votes
0answers
58 views

What should an inactive planet's topology be for nutrient circulation?

I'm trying to engineer an Earth mass planet built initially out of pure silicon dioxide (silica). So basically, imagine a glass sphere slightly larger than Earth somewhere in the Goldilocks zone, ...
3
votes
0answers
65 views

Alpha Centauri/Binary Star Planet Orbits

One of the physical constraints to planetary systems around Alpha Centauri A and B that many papers have pointed out is that the planets would need to orbit in the plane of the A-B Orbit, not the ...
3
votes
2answers
120 views

Habitable low mass super earth and its habitable high mass moon feasability

So, I've got a fantasy world where there is a super-earth with Earth-like gravity (aim is approximately half-again the diameter of Earth) that is the homeworld of non-native humans(introduced to the ...
2
votes
1answer
64 views

Twin worlds governed by nitrogen

https://www.space.com/amp/we-dont-understand-exoplanet-habitable-zones In the link above is an article about how atmospheric nitrogen could affect habitability of a planet. Examples given are a wet ...
1
vote
1answer
76 views

Maximum shell world planet size with earth-like conditions

I am trying to work out the theoretical limits on the size of a shell world (made with orbital rings constructed around a black hole). I have the following constraints: The light to the planet must ...
1
vote
0answers
67 views

Plate Tectonics/Geology on Carbon Planets

After researching on and off for a few months, I thought I had how a Carbon Planet would work down right, up to and including an ammonia-based xenobiology, but a video I saw today got me wondering if ...
0
votes
0answers
34 views

Fossil fuels production optimization

I'm sure that a jungle planet would probably have more fossil fuels than Earth, as there'd be a lot more organic carbon, which would get buried underground and converted into fossil fuels. We'd ...