As for the cinematic universe, it’s this
the birth of a Celestial brought to a standstill.
chronologically, there are three movies set after The Eternals:
Spider-man: No Way Home
Docter Strange in the Multiverse of Madness
Thor: Love and Thunder
Yet no one seems to be even batting an eye at this giant sticking out of the earth. I guess nothing phases anyone anymore after the blip.