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In astronomy, a blue giant is a hot star with a luminosity class of III or II (bright giant). In the standard Hertzsprung–Russell diagram, these stars lie above and to the right of the main sequence.
Sep 26, 2022 · What are giant blue stars? The blue supergiant called Rigel, around 870 light-years from the sun, is one of the brightest stars in the sky. (Image credit: NASA/STScI Digitized Sky Survey/Noel...
The Pistol Star is an extremely luminous blue hypergiant star, one of the most luminous and massive known in the Milky Way. It is one of many massive young stars in the Quintuplet cluster in the Galactic Center region.
Lower-mass, core-helium-burning stars evolve from red giants along the horizontal branch and then back again to the asymptotic giant branch, and depending on mass and metallicity they can become blue giants.
Mar 19, 2022 · Blue giant stars are true rarities in our galaxy and also in the rest of the universe. Read on to find out more about them and what makes them unique.
Aug 5, 2017 · The fastest known rotator is a blue giant star. Blue giant stars are extreme in many ways, one example of which is the rotational velocity of VFTS 102, a 25-solar mass blue supergiant star in the star-forming region of the Large Magellanic Cloud called the Tarantula Nebula. Studies have shown that the star is rotating at about 600 km/sec (100 ...
Mar 26, 2024 · The hottest and brightest stars in the cosmos, blue supergiants, are created when two smaller stars spiral together and merge, a new study suggests.
Feb 3, 2009 · A blue giant star can put out 10,000 times as much energy as the Sun. Astronomers categorize blue giants as type O or B stars, belonging to the luminosity class III. The can reach an absolute...
Apr 23, 2021 · The mighty blue giant AG Carinae is not your normal star. One of the brightest stars in our Milky Way galaxy, AG Carinae is sizzling hot, shining with the brilliance of 1 million suns. You would need super sunscreen if you lived in the star's vicinity.
A list of the brightest blue giant, supergiant, hypergiant and other blue-colored stars that can be found in the night sky by eye, binoculars, or modest-sized telescope. STAR TYPE
