Observable universe · radius ~46.5 billion ly
The cosmic web
Radius~46.5 billion ly (comoving)
Age13.8 billion years
StructureFilaments, walls, voids
Galaxies line up along filaments around huge voids, a pattern predicted from the seeds visible in the cosmic microwave background.
Schematic. The wire sphere marks the edge of what we can ever see, not the edge of the universe.
Sources
- Bond, Kofman & Pogosyan 1996, How filaments are woven into the cosmic web, Nature 380:603
- Planck Collab. 2018 VI, Cosmological parameters, A&A 641 A6
13point8 is an independent educational project. Every fact links to its source; send corrections to [email protected]. Privacy