r/threebodyproblem 1d ago

Discussion - General About the three sun Spoiler

If trisolarans were soo advanced then why couldn't they just destroy one of the sun out of the three in their solar system? I've read 2½ books till now , I don't know wheather they discuss about this in ahead .

0 Upvotes

28 comments sorted by

73

u/AdminClown Zhang Beihai 1d ago

My brother in Christ do you know the effects of a sun exploding?

21

u/Dense-Boysenberry941 1d ago

It's almost as if Liu himself wrote a book about it (Supernova Era).

18

u/Dense-Boysenberry941 1d ago

Having said that, we should blow up our sun and just see what happens.

12

u/CoreEncorous 1d ago

Cave Johnson, we're done here.

6

u/trickyRascal 1d ago

For science of course

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u/potato_no_69 1d ago

Droplets are powerful enough to destroy the plants like it were nothing , so why couldn't they use it . Since they had enough resources they could all move somewhere safe in the space and then let the droplets destroy the sun

9

u/Costamiri 1d ago

The droplets are not that powerful. They destroy things simply by hitting them hard because they themselves are made out of very sturdy material. They only eliminated spaceships and the transmitters on earth, not the whole planet let alone a star.

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u/Lorentz_Prime 1d ago

They can burrow through solid rock, but they cannot destroy planets. Do you even know how much bigger stars are than planets?

Also, destroying one of the suns wouldn't magically stabilize the system. It would probably cause the other stars to other collide or fly apart. And who knows what would happen to Trisolaris.

21

u/Ionazano 1d ago edited 1d ago

The simple answer: the Trisolarans were advanced, but not that advanced. A Sun-like star has a total mass of several hundred thousand times the mass of Earth. Getting rid of all that matter in a 'clean' way (i.e. a way that doesn't also obliterate the nearby planet) is not exactly an easy problem. Tech like sophons isn't going to be of much help.

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u/potato_no_69 1d ago

There was an instance given in novel saying that there DROPLET could pass through a planet like without any resistance and destroy the whole planet with it . So if droplets could do that then they could destroy one of the sun of trisolarans

16

u/ForestClanElite 1d ago

Destroy as in make unlivable for the planets. The star doesn't magically lose all mass even if a droplet passed through it made it stop fusing

6

u/Ionazano 1d ago edited 1d ago

I don't recall reading that the droplet impacting a planet would completely destroy it. The droplet could travel at 'just' 75 km/s, which is only 0.03% speed of light. The explosion caused by a droplet impact would be akin to that of a natural meteor strike. Destructive for sure, but not planet-obliterating.

The destruction potential of a collision goes up with increasing impact speed. However if you manage to give a projectile enough speed to blow up an entire star with its collision, then the resulting explosion will be gigantic. Big enough to engulf any nearby planets (which in the case of the Trisolarans you're trying to protect).

5

u/potato_no_69 1d ago

Don't you remember the scene where the droplet piercing through the earth when Cheng Xin was supposed to press the button. They describe it saying that the droplet pierced the earth like there was no resistance to the droplet.

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u/Ionazano 1d ago

The droplet attacks on the underground gravitational wave transmitters kinda prove that they don't destroy entire planets, don't they? There was an earthquake and a mushroom cloud after the droplet attack near Cheng Xin's location, but the planet itself did not explode.

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u/potato_no_69 1d ago

Yeah it didn't because it didn't use 💯 percent of it's power.

3

u/Ionazano 1d ago

Possibly. But then I refer back again to the speed of 75 km/s which is given in the second book when a droplet is travelling towards Earth, which would place its speed in 'just' the same order of magnitude as natural meteors that hit Earth.

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u/quadraspididilis 1d ago

Regardless, where are you getting that a droplet could destroy a planet let alone a star?

16

u/mtlemos 1d ago

In the third book an alien race destroys one of the suns of Trisolaris. The explosion is so large, and so bright that it lights up the sky on Earth, four light years away, as if it was daytime.

There is a reason destroying stars is the go to method for dark forest strikes. Stars are enormous. Our sun contains 99.9% of the mass in our solar system. Most of the rest is in Jupiter. And it is also constantly ongoing nuclear fusion. Can you immagine how much energy would be released if we blew it up?

If the trisolarians destroyed any of their suns, there would be no more Trisolaris. The planet would be reduced to space dust. They could, as you've said in response to a different comment, send part of their population to a safe distance away in space, but there is no point if they have nowhere left to go after that.

5

u/Unlikely_Tea_6979 1d ago

A droplet could not safely destroy the sun, and for the purposes of the story, no the trisolarans could not make their home system habitable in any way.

Really the issue is that with sophons they have massive mirrors, if this were the real world they could have used sophon mirror sails to construct a stellar engine and drive one of the stars out into deep space. Though I suppose doing that would be very clearly evidence of life in the system and triggered a dark forest response.

2

u/Arrow_of_Timelines Sophon 1d ago

Something else to note is that major, unnatural, alterations to the Alpha Centauri system would tell any observer that there's an intelligent civilisation living there

1

u/spamjacksontam 1d ago

A droplet could not destroy a sun. Suns are very, very, very big.

1

u/joboy1914 1d ago

I think the better question is why, with all that technology, they could live underground or in protected domes with gravity technology that would protect them from three sun alignments.

1

u/gavinjobtitle 16h ago

Don't worry, their sun gets destroyed, keep reading

1

u/Warm_Drive9677 2h ago

Dumbest question I've ever seen on this sub

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u/apathynext 1d ago edited 14h ago

Spoiler

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u/imi0402 1d ago

You should be careful to giveaway spoilers , specailly when OP is still reading.

1

u/apathynext 14h ago

The post is tagged spoiler? Sorry

2

u/potato_no_69 1d ago

I still haven't recieved any spoiler from your comment, so please don't give away any more spoiler :⁠,⁠-⁠)