A giant star is a star with substantially larger radius and luminosity than a main-
sequence (or dwarf) star of the same surface temperature. They lie above the ...
But there are some very rare stars out there that are much larger and more
massive than our Sun; these are the giant stars. Blue Giant Stars The color of a
Giant Star. Remember when we talked about sun-sized stars? We said that at the
end of their lives these stars expand, taking up much more space than before.
Dec 6, 2012 ... I DO NOT OWN ANY OF THIS. I really wanted to give a preview of how immense
our sun is. And even though it's immensity is hard to grasp, ...
Watch videos from BBC programmes that are full of facts about giant stars and
presented by easy-to-understand experts such as Brian Cox and Patrick Moore.
These massive stars have hotter and denser cores than dwarf stars. (stars that
are smaller than five times the mass of our sun). Therefore, giant stars have a ...
A red giant star is a star with a mass like our Sun that is in the last phase of its life.
Hydrogen fusion reactions have become less efficient in the core region, and ...
Jun 1, 2016 ... The giant stars at the heart of Vulpecula OB1 are some of the biggest in the
galaxy. Containing dozens of times the mass of the sun, they have ...
May 23, 2016 ... New stars are the lifeblood of our Galaxy, and there is enough material revealed
by this Herschel infrared image to build stars for millions of ...
astronomy.swin.edu.au/cosmos/R/Red giant stars
Red Giant (RG) stars result from low- and intermediate-mass Main Sequence
stars of around 0.5-5 solar masses. After billions of years of core nuclear fusion ...