M🜨

Alternative forms

 * M⊕
 * The M is not always italic.

Etymology

 * M (mass) and subindex 🜨 (Earth)

Symbol

 * 1)  Earth mass: a unit of measurement, equal to the mass of planet Earth, which is 6&times;1024 kg or 3&times;10&minus;6 M☉.
 * For Saturn, the total mass of heavy elements is between 13 and 28 M🜨.
 * Jupiter formation required a core mass of ∼ 21 M🜨.
 * 1)  The mass of the Earth specifically.

Synonyms

 * M♁
 * (English) ME