Definition
An $\textit{astronomical unit}$, abbreviated as $AU$, $au$, $a.u.$, or $ua$ is a unit of length equal
to $149,597,870,700\, metres$ ($92,955,807.273\, mi$) or approximately the mean Earth Sun distance.
Concept Hierarchy
Broader Concepts 1
Current Concept
Concept Information
IRI
https://vocab.sentier.dev/units/unit/AU
Notation
A12
Status
Accepted