# What shapes the web’s threads?

**What shapes the threads of the cosmic web?**

Gravity and dark matter grow filaments out of tiny early differences, and simulations reproduce the pattern well. How galaxies feed and change along those threads is still an active question.

Connects to:
- [The cosmic web](https://mapideas.org/i/as_web)
- [Lives of stars](https://mapideas.org/i/as_stars)

Sources:
- [Wikipedia: Galaxy filament](https://en.wikipedia.org/wiki/Galaxy_filament)

Source: https://mapideas.org/i/q_astro_threads · open on the map: https://mapideas.org/#q_astro_threads