Why is the expansion of the universe depicted as an extruded tubular shape with the base being the source? Would the expansion not be in all directions if the Big Bang occurred
![Measuring the Expansion of the Universe: Surprising Discrepancies Hint at Inconsistency in the Composition of the Universe Measuring the Expansion of the Universe: Surprising Discrepancies Hint at Inconsistency in the Composition of the Universe](https://scitechdaily.com/images/Universe-Expansion-Over-Time.jpg)
Measuring the Expansion of the Universe: Surprising Discrepancies Hint at Inconsistency in the Composition of the Universe
![Big Bang And Expanding Universe Photograph by Mikkel Juul Jensen/science Photo Library - Fine Art America Big Bang And Expanding Universe Photograph by Mikkel Juul Jensen/science Photo Library - Fine Art America](https://images.fineartamerica.com/images/artworkimages/mediumlarge/2/8-big-bang-and-expanding-universe-mikkel-juul-jensenscience-photo-library.jpg)
Big Bang And Expanding Universe Photograph by Mikkel Juul Jensen/science Photo Library - Fine Art America
![Expansion And Evolution Of The Universe Stock Illustration - Download Image Now - Big Bang, Exploding, Outer Space - iStock Expansion And Evolution Of The Universe Stock Illustration - Download Image Now - Big Bang, Exploding, Outer Space - iStock](https://media.istockphoto.com/id/1297095223/vector/expansion-and-evolution-of-the-universe.jpg?s=612x612&w=0&k=20&c=Ih-4t7u7fzudFarqHb4Pekkb0umK4nY2Z7v4Dm-iS_0=)
Expansion And Evolution Of The Universe Stock Illustration - Download Image Now - Big Bang, Exploding, Outer Space - iStock
![Universe Expansion. 3D illustration. The Big Bang image concept. Explosion and origin of universe. Abstract background. Stock Photo | Adobe Stock Universe Expansion. 3D illustration. The Big Bang image concept. Explosion and origin of universe. Abstract background. Stock Photo | Adobe Stock](https://as1.ftcdn.net/v2/jpg/01/91/19/24/1000_F_191192495_Jx0auLADjwvdTNju9oxYb6fyitUzZ0sj.jpg)