Expansion of the universe

Rarity: Rare

A topic known well beyond its field, found in many languages.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Notion

Domain

Science and technology

In collections

1 player has it in their collection.

What Wikipedia says

The expansion of the universe is the increase in distance between gravitationally unbound parts of the observable universe with time. It is an intrinsic expansion, so it does not mean that the universe expands into anything or that space exists outside it.

Excerpt from the Wikipedia article “Expansion of the universe”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Johanwikipedia1028, CC BY-SA 4.0, via Wikimedia Commons.