# Earth mass

> English word · Noun

## Definitions
1. A unit of mass equal to that of the Earth, used to express the mass of planets and similar astronomical bodies. 1 M_🜨 = 6 × 10²⁴ kg.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/earth-mass