Questions tagged [hydrogen]

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3 votes
1 answer
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How to Optimize CO2 and H2 Intake for a Sessile Methane-Producing Organism

What features, in addition to maximizing surface area, are necessary to optimize the intake of CO2 and H2 for a sessile, multicellular methanogenic organism? This organism lives at depths of 10 ...
Jhusky's user avatar
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1 vote
2 answers
265 views

How would a hydrogen breathing Life-form respire?

What kind of cellular structure converts hydrogen and oxygen to water and vice-versa. If have calculated the energy released by the combustion of oxygen and hydrogen to be 572 kJ enough to create 22 ...
Jhusky's user avatar
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1 vote
1 answer
216 views

How large should my supermassive planet's core be to prevent it from becoming a star?

My planet is a gas giant, it is called Klarloth (Inspired by a character from "Star Mouse" by Fredric Brown). Klarloth is a strange planet. For one thing, the planet is large in size, more ...
Furious Arcturus's user avatar
1 vote
2 answers
110 views

Converting mars’ atmosphere to water

So, I have come to the decision that there is no one easy way to bring water to Mars. So, in light of that, i have decided on several methods which will be used simultaneously, and which I hope will ...
user98816's user avatar
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3 votes
1 answer
159 views

Amount of fuel needed for a long-running fusion reactor

Let’s say people (humans) arrive on a planet. Oh no, it’s too hot! Okay, we live underground in lava tubes. Oh no, it’s too dark! Okay, so illuminate the tubes with self-repairing fusion-reactors that ...
user98816's user avatar
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8 votes
5 answers
735 views

Heated Hydrogen Zeppelin Cells

(Before I begin, I would like to assure everyone present that, yes, I'm fully aware of the lunacy of this idea.) Let us assume this takes place on a parallel Earth sometime in the early 1900s, during ...
Halfthawed's user avatar
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