structure of the universe

Cosmic voids and their evolution

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In the vastness of the universe, beyond the twinkling of galaxies, lie enormous regions practically devoid of visible matter, the cosmic voids. These areas, true depressions in the large-scale structure of the cosmos, offer a striking contrast to the dense filaments and galactic clusters that compose the cosmic web. Their characteristics, formation, and role in … Read more

Cosmic filaments: structure of the universe

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Les filaments cosmiques : structure de l’univers

IN BRIEF Cosmic filaments: thread-like structures made up of galaxies and galaxy clusters. Comprise the cosmic web, a complex network of empty spaces surrounded by walls of matter. Filaments can extend for hundreds of millions of light-years. First observed, they reveal the largest cosmic structures in rotation. Organize the matter of the Universe on a … Read more