Questions tagged [planets]

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

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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 ...
3
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2answers
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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
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0answers
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Potential atmospheric compositions given a temperature range?

I'm generating a planetary classification system for a sci-fi universe. Right now I'm basing part of it off of Sudarsky's theoretical classification of gas giants (https://en.m.wikipedia.org/wiki/...
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How could an energy lifeform evolve on a rocky planet?

The planet in question has to be rocky, it could be a super Earth, but not necessarily. All I need to know is what environmental circumstances would allow what we could call an energy lifeform. I know ...