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The solar mass ( M☉) is a standard unit of mass in astronomy, equal to approximately 2 × 1030 kg. It is approximately equal to the mass of the Sun. It is often used to indicate the masses of other stars, as well as stellar clusters, nebulae, galaxies and black holes.
- Solar System
The Sun is the Solar System's star and by far its most...
- Sun
The Sun is a G-type main-sequence star that makes up about...
- Planetary mass
In astronomy, planetary mass is a measure of the mass of a...
- Solar System
Unità atomiche. ≈ 2,1955 × 1060 m e. Modifica dati su Wikidata · Manuale. In astronomia, la massa solare (simbolo M☉) è un'unità di misura, usata per esprimere la massa delle stelle e di oggetti più grandi quali le galassie. Equivale alla massa del Sole, pari a circa due quintilioni di chilogrammi.
15 set 2018 · At about 864,000 miles (1.4 million kilometers) wide, the sun is 109 times wider than Earth, and it accounts for more than 99.8 percent of the solar system's total mass.
The Earth mass is a standard unit of mass in astronomy that is used to indicate the masses of other planets, including rocky terrestrial planets and exoplanets. One Solar mass is close to 333 000 Earth masses. The Earth mass excludes the mass of the Moon.
