Questions tagged [sun]

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2 votes
3 answers
248 views

how would you call a star when referring to a "sunset" or "sunrise" [closed]

So, I've been developing a worldbuilding project, and I have an issue with this one planet's star, the planet it's called Xin Anhui, that means "new Anhui" a province in China, based on the ...
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0 votes
0 answers
51 views

How would the color of the sun effect the color of the plants [duplicate]

For example, what would plants look like under a red giant? something like that. thanks
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6 votes
8 answers
2k views

Is it possible to have a habitable planet with 2 sun that have sunset for one and sunrise for the other at the same time?

One of my characters is a bit of a romantic, he also have a post singularity fleet of spaceships at his disposal which he plans on using to scour the galaxy to find what he considers the ultimate ...
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9 votes
4 answers
1k views

What will exactly happen if a small amount of iron from the sun's core were teleported to the Earth's surface?

It is obvious that the surrounding area will become extremely hot, but I want to know other consequences if enough iron to make a sword were to be teleported to earth. Would it be possible to make a ...
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4 votes
5 answers
229 views

Endless global night.. but an agreeable climate, how come?

How would my planet develop an acceptable climate, without a sun ? There is no (visible) sun, but the climate permits STP, and there are 1 or more luminous, rocky moons providing some light. Perhaps ...
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3 votes
1 answer
109 views

How far away would you need to be to survive a jet of stellar plasma on the surface of a "planet" built around a sun?

So, I'm considering writing a story, and one of the settings is a world created by a powerful wizard millions of years ago, by opening a thousand portals to gate in a thousand Earth-like worlds that ...
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  • 5,007
4 votes
2 answers
114 views

What are some means of subjecting Earth to a constant magnetic field imbalance capable of damaging or shutting down unshielded electronics?

I'm trying to make an alt-history in which electronics are constantly effected by higher-than-normal background magnetic effects - think a constant geomagnetic storm, except not necessarily caused by ...
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2 votes
1 answer
68 views

What would be the consequences for microelectronics if the Sun caused more coronal mass ejections?

Let's say that the Sun, instead of being the relatively tame star it is IRL, constantly sends out low-level but unpredictable coronal mass ejections that aren't enough to negatively affect life but do ...
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21 votes
8 answers
5k views

Can an asteroid go through the sun?

I'm looking into a story where the Earth is hit by an asteroid going very fast. This must be a complete surprise and I want to go a mile further than just giving the entirely valid solution of it ...
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4 votes
14 answers
2k views

How could physics possibly explain the sun hanging motionless in the sky?

Right at twilight, the sun stops setting. It just stays in the same spot in the sky permanently. What would have to happen in physics for this to happen? Would there need to be an event prior to this? ...
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  • 149
2 votes
3 answers
167 views

If Earth started to lose mass, how would this affect its orbit around the sun?

Im building a world where the matter in the inner layers of the Earth starts to be replaced by a much lighter element causing earth to lose its mass. Would this eventually cause the Earth to leave the ...
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0 votes
0 answers
90 views

World building - Sky color, star class based on the color of the plants [duplicate]

Starting a new project here If my plant foliage is blue-green/turquoise and my under water plant are in the reddish-brown/ochre color - What color should the sky be (mid day and dawn/dusk) and what ...
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1 vote
4 answers
472 views

Hosting Life Near an Anti-Star

An anti-star is a star that produces energy via antimatter annihilation. As annihilation is 100% efficient at turning matter into energy, an anti-star the mass of the Sun produces 100 times as much ...
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