Interesting lore in Traveler's new outfit's description.
So Traveler and their sibling were sleeping in their spaceship and their mission is to rebuild a new humanity.
PO also has the same mission.
Either they happen to have the same mission or PO is Traveler and their sibling's ship's AI and its mission is preparing place for Traveler and their sibling to rule ?
In KFC wings, it mentions that the god is an AI created to optimize resource allocation on planetary level.
In Gnostic chorus, the Traveler and their sibling considered to be crowned heirs of Celestia.
In Traveler profile text, it said The keeper is fading away, the creator has not yet come. But the world shall burn no more, for you shall ascend.
PO also has the same mission.
Either they happen to have the same mission or PO is Traveler and their sibling's ship's AI and its mission is preparing place for Traveler and their sibling to rule ?
In KFC wings, it mentions that the god is an AI created to optimize resource allocation on planetary level.
In Gnostic chorus, the Traveler and their sibling considered to be crowned heirs of Celestia.
In Traveler profile text, it said The keeper is fading away, the creator has not yet come. But the world shall burn no more, for you shall ascend.
Commentaires
* Primordial
* Autopilot
* Intelligence
* Managing
* Onboard
* Navigation
There is a ***ton*** of interesting lore here. [As I suspected](https://old.reddit.com/r/Genshin_Impact/comments/1qc2mhe/lumine_and_aethers_new_outfits_are_based_on_the/nzg081d/), the reason the "new" outfits match the opposite twin's original outfits is because all four oufits have always existed, the twins just happened to be wearing non-matching outfits when they arrived on Teyvat.
 
The description is told from the perspective of the twins' spaceship. The ship is a "pioneer vessel" which carries a "genetic vault", and is sufficiently advanced that terraforming a planet is deemed a trivial task.
The twins generally travelled in stasis, but would be periodically wake up to see potential planets and such. They've been travelling for so long that even the ship says the "numbers have lost all meaning".
 
But perhaps most interesting is the line, separated on its own for emphasis, that they need to find a world with "potential", otherwise the "destruction" will catch up with them...
 
> *This outfit was once cherished by the other of two companions who set out on a journey together, in a past now as distant as a dream, as ephemeral as flickering lights.*
 
----
 
It had journeyed through countless worlds and endless distances, surveying every kind of terrain and gazing upon skies tinted in different colors.
This might sound romantic, but in reality, the matter was closer to torture than adventure.
It also once pictured a scene like this: Twins standing under the radiant night sky, their eyes shining as they watched the stars and the many moons above.
But it immediately disconnected its idea association module. A sky with such colors only meant that the atmosphere was unfit for life. After witnessing such vistas hundreds of times, there was no longer any need to be moved by them.
It did not wake the slumbering twin travelers. Instead, it carried the weight of an exile and a journey so long that numbers had lost their meaning.
 
The fine details of the lithosphere, atmosphere, or biosphere ultimately mattered little.
Reshaping terrain, adjusting the air, rebuilding an ecosystem, these were simple tasks for a pioneer vessel meant to bear the spark of civilization.
A star's position, its distance, or its lifespan might pose a minor challenge, yet even those had solutions.
 
The true difficulty lay in finding a world with potential. Without that, destruction would catch up all too soon.
 
It was a trivial matter in the span of a long voyage.
The planet they passed was never a destination, since its star had already entered its twilight.
Its biosphere and atmosphere had been utterly destroyed. The surface held nothing but cooled masses of molten rock.
A supernova had caused the devastation.
 
For several weeks or months, intense heat and light had marked the star's final brilliance. After that, it had been reduced to a cold, dim dwarf.
It ran a quick calculation on when the event had occurred...
What a coincidence. The radiation trapped in the planet's crust indicated that the supernova had erupted the very year the twins were born.
Naturally, the two events had nothing to do with each other.
No one would ever celebrate their birth by burying an entire world with it. Such levels of extravagance and cruelty simply did not exist.
 
Interstellar travel was dangerous, after all. A supernova five or six light-years away could damage the genetic vault, and perhaps the twins as well.
It immediately modified the garments in the wardrobe, upgrading them with materials better suited for interstellar travel, and laid them over the stasis pods.
The gesture might not amount to much, but it offered a quiet kind of comfort.
 
Within their slumber, the twins were granted new refuge, and so, it continued its journey across countless lands and stones, numberless atmospheres and skies.
What do you mean by the twins being the spark of a civilization?
Answer us Hoyo
They just happen to have the same mission, which will probably be the point in the final encounter against HP to show how the Traveler differs. Because the Universe is dying, Traveler's or HP's homeworlds aren't the only ones that got nuked.
People completely missed that bit from Rene's Formula about new variables from across the cosmos having to be reintroduced to sustain the world. Which is the same mechanism as Durin's mother writing shit to provide Alice with enough data to sustain Durin's story, which eventually run out without new data. Thanks to Khaenri'ah messing with things, Traveller's sibling was probably pulled out of the ship via abyssal means, which Celestia allowed/turned a blind eye to, because they eyed that ship for surveying mission, maybe even planted something. Since it seems Celestia and HP aren't willing to move outside into dying Universe, they're probably using others, like the Descenders and their outside journeys, to acquire more data for extrapolations of Tevyat.