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2 votes

Can moon people generate electricity using a gravity dynamo that is turned by the gravity of their host planet?

Energy conversion Electricity is produced by conversion of some other form of energy (mechanical, chemical, solar, thermal etc.) into it. Tidal waves have mechanical energy. Tides Tides are produced ...
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1 vote

How can farming be used to gain energy that powers a crystal?

Mycorrhizal networks: https://en.m.wikipedia.org/wiki/Mycorrhizal_network A feature from real life that has seen more use in sci-fi in recent years such as the electrical network in Avatar and the ...
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5 votes

How can farming be used to gain energy that powers a crystal?

Dairy Farming Your game has the players be skeletons. Skeletons are made of bones. Bones need calcium. Calcium comes from milk which comes from cows. I want to add a farming mechanic You want farms ...
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1 vote

How can farming be used to gain energy that powers a crystal?

Biomass burner or bioconverter to energy is not a bad idea. Plants do not only have desired parts, depending on the plant, they also have leaves, roots, stems, etc... which can be used to convert to ...
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3 votes

How can farming be used to gain energy that powers a crystal?

Tiberium crystals In the CnC Tiberium universe we can see a crystal that has some similarities. A quick talk about Tiberium crystals and what parts you can take from it. A Tiberium crystal is green. ...
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2 votes

How can farming be used to gain energy that powers a crystal?

Earth spirit The planet is a magical entity, and its hackles are up because some damn fool detonated a kind of nuclear crystal bomb recently. For its own safety, the Earth spirit has made the natural ...
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5 votes

How can farming be used to gain energy that powers a crystal?

Offerings: Your energy is derived from chaos beings, so it's a hair's breath from magic. So how about agricultural products being an offering to elemental beings? All entropy leads to greater powers ...
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4 votes

How can farming be used to gain energy that powers a crystal?

Propolis. (AKA. Bee glue.) You say the crystals shattered, and were imbued with the essence of Elder, the element of chaos. They need to be re-balanced. Bees collect nectar and pollen from all the ...
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3 votes

How can farming be used to gain energy that powers a crystal?

Windmill The farmer could put a windmill and yield electricity, or heat, or mechanical energy, to power up the crystals. Biofuels Level 1: sugar and starch To power these crystals, you put the ...
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2 votes

What would a spacefaring race use as fuel for their matter-to-energy reactors?

Ceremonial tea cakes Your edited post says: each vehicle needs a few hundred MW 60% of energy is captured Using E_captured = 0.6 * mc^2, this means m = E_captured / (0.6 * c^2), and m/t = E_captured/...
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3 votes

What would a spacefaring race use as fuel for their matter-to-energy reactors?

Well, if you are really serious about scientific accuracy then you should at least be aware of the law of conservation of baryon number. If it is strictly true, then the only way to convert whole ...
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3 votes

What would a spacefaring race use as fuel for their matter-to-energy reactors?

Iron: the poop of stars I would presume that you'd want something that provided consistent energy output. Having a reactor that sometimes fizzles and sometimes explodes is a bad model. Thus, you're ...
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4 votes

What would a spacefaring race use as fuel for their matter-to-energy reactors?

Water Common and cheap. Easy to contain. Easy to move from place to place in variable amounts according to need. Minimally reactive. Useful for biologic lifeforms on the ship. Useful as shielding ...
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5 votes

What would a spacefaring race use as fuel for their matter-to-energy reactors?

Different ships will use different fuels Much like today's rockets, the principle consideration will be cost. You have to weigh the potential of a fuel against its mass, thrust, cost, and mission ...
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9 votes

What would a spacefaring race use as fuel for their matter-to-energy reactors?

The question declares: the matter does not need to be specially prepared or even homogeneous. Trash as you would Mr Fusion. If it is true matter to energy, why wouldn't it be like Doc Brown of 'Back ...
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4 votes

What would a spacefaring race use as fuel for their matter-to-energy reactors?

If I’m reading your question correctly, the answer really depends on what you choose for the characteristics of your engines and generators; their efficiency, waste products, energy requirements, ...
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1 vote

What would a spacefaring race use as fuel for their matter-to-energy reactors?

It depends on what you mean by "convert matter directly to energy". If you have something that can generate positrons and antiprotons and, with few beams, you totally annihilate the matter ...
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1 vote

What would a spacefaring race use as fuel for their matter-to-energy reactors?

Normally they would use the highest density materials they could find because physical space is a valuable commodity in outer space. Lead comes to mind. Second if they had any dangerous materials like ...
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19 votes

What would a spacefaring race use as fuel for their matter-to-energy reactors?

Solar Wind Converting Mass to Energy creates such a crazy amount of energy that you barely need any mass. One kilogram of matter has ~ 25,000 Gigawatt-hours of energy. Since a normal US house uses 10,...
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13 votes

What would a spacefaring race use as fuel for their matter-to-energy reactors?

First it might be a good idea to ballpark how much matter you would need. From Newtonian physics it takes about $62$ megajoules of energy to get a kilogram completely off planet earth, so 2 kilos ...
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28 votes
Accepted

What would a spacefaring race use as fuel for their matter-to-energy reactors?

Mine tailings: In your scenario, you can destroy matter. But even waste materials for your civilization out in space are made of the things you find valuable. In space, people are interested in places ...
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10 votes

What would a spacefaring race use as fuel for their matter-to-energy reactors?

Waste. Landfill sites are expensive to set-up properly. The sites can eventually have housing built on them, but not without extensive plumbing to allow methane and noxious gasses to escape safely. ...
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