dwarf star

Noun

Meaning

dwarf star (plural dwarf stars)

(astronomy) A star that is located in the main sequence in the Hertzsprung-Russell diagram; fuses hydrogen into helium in its core.

Synonyms

Examples

A mid-sized yellow dwarf star, like the Sun, will remain on the main sequence for about 10 billion years. Source: Internet

For reasons that remain unclear, the mass of Procyon B is unusually low for a white dwarf star of its type. Source: Internet

For years governments knew there might be an approaching celestial body, thought to be a brown dwarf star. Source: Internet

The nearest dwarf star is in an orbit of only 18.5 AU (2.8 billion km from Polaris A, citation about the distance between the Sun and Uranus ), which explains why its light is swamped by its close and much brighter companion. Source: Internet

The values of luminosity (L), radius (R) and mass (M) are relative to the Sun—a dwarf star with a spectral classification of G2 V. The actual values for a star may vary by as much as 20–30% from the values listed below. Source: Internet

This allowed the real brightness of a dwarf star to be predicted with reasonable accuracy. Source: Internet

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