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supergiant star
Astronomy. an exceptionally luminous star whose diameter is more than 100 times that of the sun, as Betelgeuse or Antares.
Source: Dictionary.com
supergiant star | Define supergiant star at Dictionary.com
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Supergiant star - Wikipedia


Supergiants are among the most massive and most luminous stars. Supergiant stars occupy the top region of the Hertzsprung–Russell diagram with absolute ...

The biggest stars in the universe | - All About Space


May 16, 2012 ... Put the Sun next to a supergiant star and you'll have a hard time finding it. Supergiant stars are the largest stars in the universe. They can be ...

Supergiant - Science Daily


Supergiants are the most massive stars. Supergiants can have masses from 10 to 70 solar masses and brightness from 30000 up to hundreds of thousands ...

Super Giant Stars - Astronomy For Kids - KidsAstronomy.com


A super giant star is the exact same thing as a giant star only much bigger. Remember that as a star gets older it begins to run out of fuel. As the star runs out of ...

Supergiant Star - Universe Today


Dec 24, 2015 ... If our Sun is an average sized star, there are some true monsters out there. They' re the supergiant stars, and they come in two flavors: red and ...

How do supergiant stars form? | Reference.com


A supergiant star forms when a main sequence star runs out of hydrogen atoms in its core. The star may begin to fuse helium atoms, and the change in heat and  ...

Supergiant Star: Definition & Facts - Video & Lesson Transcript ...


Our sun is a star, but did you know that it is an average star? The universe is home to many different kinds of stars including the supergiants,...

supergiant star | astronomy | Britannica.com


Apr 13, 2016 ... Supergiant star, any star of very great intrinsic luminosity and relatively enormous size, typically several magnitudes brighter than a giant star ...