Particle horizon
id:
particle-horizon-211-1320705
title:
Particle horizon
text:
The particle horizon is the maximum distance from which light from particles could have traveled to the observer in the age of the universe. Much like the concept of a terrestrial horizon, it represents the boundary between the observable and the unobservable regions of the universe, so its distance at the present epoch defines the size of the observable universe. Due to the expansion of the universe, it is not simply the age of the universe times the speed of light, but rather the speed of ligh
brand slug:
wiki
category slug:
encyclopedia
description:
Distance measurement used in cosmology
original url:
https://en.wikipedia.org/wiki/Particle_horizon
date created:
2003-09-30T15:45:08Z
date modified:
2024-09-11T22:58:48Z
main entity:
{"identifier":"Q2482717","url":"https://www.wikidata.org/entity/Q2482717"}
image:
fields total:
13
integrity:
15