B supergiant stars

Mira otros diccionarios:

• supergiant star — noun see supergiant 2 * * * Astron. an exceptionally luminous star whose diameter is more than 100 times that of the sun, as Betelgeuse or Antares. Also called supergiant. [1925 30] * * * su|per|gi|ant «SOO puhr JY uhnt», noun, or supergiant star …   Useful english dictionary

• Supergiant — Supergiants are among the most massive stars. In the Hertzsprung Russell diagram they occupy the top region of the diagram. In the Yerkes spectral classification supergiants are class Ia (most luminous supergiants) or Ib (less luminous… …   Wikipedia

• supergiant star — Astron. an exceptionally luminous star whose diameter is more than 100 times that of the sun, as Betelgeuse or Antares. Also called supergiant. [1925 30] * * * Star of very great natural luminosity and relatively enormous size, typically several… …   Universalium

• Stars and planetary systems in fiction — The planetary systems of stars other than the Sun and the Solar System are a staple element in much science fiction. Contents 1 Overview 1.1 The brightest stars …   Wikipedia

• Stars named after people — Over the past few centuries, a small number of stars have been named after individual people. It is common in astronomy for objects to be given names, in accordance with accepted astronomical naming conventions. However, most stars are not given… …   Wikipedia

• Supergiant —    The largest type of Red Stars. These stars have diameters over 400 times larger than that of our Sun, but they are not very dense, maybe only 40 times more than our Sun …   The writer's dictionary of science fiction, fantasy, horror and mythology

• supergiant — /ˈsupədʒaɪənt/ (say soohpuhjuyuhnt) noun any of a number of very large, highly luminous, low density stars, as Betelgeuse or Antares …  

• Red supergiant — Red supergiants (RSGs) are supergiant stars (luminosity class I) of spectral type K or M. They are the largest stars in the universe in terms of volume, although they are not the most massive. Betelgeuse and Antares are the best known examples of …   Wikipedia

• List of most luminous stars — Below is a list of stars arranged in order of decreasing luminosity (increasing bolometric magnitude). Accurate measurement of stellar luminosities is quite difficult in practice, even when the apparent magnitude is measured accurately, for three …   Wikipedia

• Blue supergiant — Blue supergiants (BSGs) are supergiant stars (luminosity class I) of spectral type O or B.They are extremely hot and bright, with surface temperatures of between 20,000 to 50,000°C. They typically have 10 to 50 solar masses on the Hertzsprung… …   Wikipedia

• List of most massive stars — This is a list of the most massive stars so far discovered. The list is ordered by solar mass (1 solar mass = the mass of Earth s Sun). Stellar mass is the most important attribute of a star. Combined with chemical compositions, mass determines a …   Wikipedia