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Posts by AndyD273‭

221 posts
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Q&A Flora and fauna of a tidally locked planet

A paper I found suggests that the sunlit side might not be a burning desert as long as the planet isn't to close to the star. Basically the difference in heat between the light and dark sides woul...

posted 7y ago by AndyD273‭  ·  last activity 7y ago by AndyD273‭

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Q&A Energy Transfer Through Space Without Adverse Affects

There is one way that we know of that can make this happen, which is tidal energy. Jupiter's moons Ganymede and Europa both have a lot of water, as does Saturn's moon Enceladus. As they orbit thei...

posted 7y ago by AndyD273‭

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Q&A Why would a colony need to relocate?

Keeping it on mars, one easy reason is flooding. If they are there teraforming, things start to warm up, a lot of permafrost will melt. That water has to go somewhere, and the most likely place is ...

posted 7y ago by AndyD273‭  ·  last activity 7y ago by AndyD273‭

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Q&A What would wind currents and water cycle look like on a tidally locked planet?

So wind wise, you'd have Hadley cells that extend around the planet. Basically hot dry air on the sunward side would cause the air to heat up, rise, and make a low pressure area. Meanwhile on the f...

posted 7y ago by AndyD273‭

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Q&A Can there be a planet with no dust?

So start with a planet that is mostly made of a metal with a low melting point, say lead. It's set close enough to a star that during the day the surface becomes liquid, but it also has a low rotat...

posted 7y ago by AndyD273‭

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Q&A Ejectable heat sinks for spaceships?

Use the vacuum to help cool the ship. Specifically, have several enclosed/mostly enclosed spaces that are transparent to IR and that is pumped to a vacuum. Use water to absorb the heat, and then sp...

posted 7y ago by AndyD273‭

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Q&A Plausible Original Concept For High-Fidelity Apocalypse?

So I think a two prong attack. First prong is to remove all the defenses, and an easy way to do that is with EMP's. Launch nukes on SCUDS from container ships 25 miles up over the continents and...

posted 7y ago by AndyD273‭

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Q&A Why would a fire dragon still be afraid of torches?

Learned behaviour. Like staking an elephant or Pavlov's dogs. When the dragon was young and more fragile it had a bad experience with some trappers who thought it would be fun to hurt it with fire...

posted 7y ago by AndyD273‭

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Q&A Single biome (hot) desert planet, possible?

So in general terms, if the planet was like Earth in size and atmosphere, but had an orbit of .8 AU's instead of 1 AU, then the planet would have an average surface temperature of Kelvin: 322, Cels...

posted 7y ago by AndyD273‭  ·  last activity 7y ago by AndyD273‭

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Q&A Giving a Planet Sunburn

Start with pulsar planet like the ones that formed around the pulsar Lich, but a little further out and tidally locked so that it becomes something like a hot eyeball world: Set the planet at ...

posted 7y ago by AndyD273‭

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Q&A A pill to enable super/psychic powers?

So you set it up like a drug trial. First phase is really small, maybe 10 people to get dosing figured out. Maybe use some underprivileged people who would like a place to sleep and some money. If ...

posted 7y ago by AndyD273‭

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Q&A A Blue, Drenched Mars

This interesting planet temperature calculator might help you answer this question. I filled it out with guesses based on your description. 1 solar mass Distance of 1.524 AU (Mars orbit) Bond A...

posted 7y ago by AndyD273‭

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Q&A Making a Planet Seem Uninhabitable

The gate could be deep in a frozen arctic wilderness, like it is near the north pole, where there is just snow and ice and nothing else. No minerals, no land, no plants or animals. Natives could st...

posted 7y ago by AndyD273‭

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Q&A Powerfish - how to use fish movements to power tech

So you have to look at the different ways that energy is created. Most of the power plants we have boil down to something turning a turbine, which creates electricity. Coal, nuclear, etc all work b...

posted 7y ago by AndyD273‭  ·  last activity 7y ago by AndyD273‭

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Q&A How long does a component of a Dyson swarm spend in shadow?

Honestly, this kinda depends on a lot of factors: Size of the plates, distance from the star, orbital period, to name a very few. The suns surface is 12,000 times bigger than Earths, meaning if e...

posted 7y ago by AndyD273‭

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Q&A If we built a large moon close to Mars, could we make Mars a living world?

Assuming that you are right that a large moon could actually gets Mars tectonic and magnetic system working again... (which is an interesting idea) So after merging Phobos and Deimos and getting th...

posted 7y ago by AndyD273‭

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Q&A Animal That Eats Planets

So having the toughest skin would allow for reentry. Getting out of the atmosphere and moving through space is another matter, but this is your creature in your world that you are building. If you ...

posted 7y ago by AndyD273‭

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Q&A What reason could change people's mentality to treat each other as members of one kind?

One thing I can see working is a forced marbling of society. You see it all the time with immigrants; they move to a new country, find people with a shared background, move into the same communiti...

posted 7y ago by AndyD273‭

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Q&A Is a world with two different types of air possible?

So a very dense/heavy gas like sulfur hexafluoride has the ability to support the weight of objects, like a boat floating on invisible water. So you could have creatures that live on the surface, a...

posted 7y ago by AndyD273‭  ·  last activity 7y ago by AndyD273‭

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Q&A Where do mushroom forests thrive?

Maybe it doesn't actually have much to do with light as it does with nutrients. Say the mushrooms are parasitic on other plants and aggressively predatory. Their spores invade a forest, latch onto ...

posted 7y ago by AndyD273‭

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Q&A How to harness Jupiter's gravitational energy?

Direct gravitation energy is a lost cause in freefall. If you're close enough to get gravity, then you're no longer in orbit and will die soon. There is a work around though, which does use gravit...

posted 7y ago by AndyD273‭  ·  last activity 7y ago by AndyD273‭

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Q&A Mermaid Buoyancy: Oily Livers, Swim Bladders and Lungs

It could be possible for them to have a duel system (both gills and lungs), like lungfish. Some lungfish are able to run the two systems independently, so when they are breathing through their lu...

posted 7y ago by AndyD273‭

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Q&A Plausibility of a creature made of planets and stars?

I don't think so, considering the distances involved, and the kind of density you'd need, unless a lot of it is "below the surface" embedded in the dark matter or in subspace. Maybe if the whole...

posted 7y ago by AndyD273‭

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Q&A Tactical Cooling of a Predator

If it has a mane like a lion, this could be your heat shield. If it flaired out like a large umbrella and was made of a thin membrane or possibly fur, then it would block its body heat from whateve...

posted 7y ago by AndyD273‭  ·  last activity 7y ago by AndyD273‭

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Q&A Source of breathable air to fill Dyson sphere shell

So the good news is that if you have the capability to construct a Dyson sphere, you have the capability of supplying it with resources. The sheer amount of matter needed is huge, and you'd need t...

posted 7y ago by AndyD273‭

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