Dwarf yellow
In Astronomy, a dwarf yellow is a star of small size, that is to say between 1 and 1,4 times the solar Masse, and which belongs to the principal Séquence. Dwarf the yellows transform in their heart of the Hydrogène into Hélium, by a nuclear process of Fusion. The word “dwarf” for stars of the principal sequence indicates a Classe of luminosity V.
The Sun is the most known example of dwarf yellow. Their temperature of surface east of 6000 °C approximately, and their Yellow color sharp, almost White. Lifespan of such a star being of approximately 10 billion years. At the end of their life, these stars start to grow bigger inordinately, to become giant reds. When this arrives at the Sun, it will extend until entirely absorbing Mercure. Later it will crumble again on itself, leaving behind him a good part of gases the component, to form a white Naine surrounded by a Nébuleuse planet gear.
Approximately 10% of stars of the Milky Way are dwarf yellows.
Be-X-old: Жоўтыкарлік
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