Blue supergiant mass. Sep 1, 2023 · The Rigel star, also known as Beta Orionis, is a blue supergiant star located in the constellation Orion. In this way they can quickly pass through blue giant, bright blue giant, blue supergiant, and yellow supergiant classes, until they become red supergiants. Rigel, the brightest star in the constellation Orion, is a typical blue-white supergiant; the three stars of Orion's Belt are all blue supergiants; Deneb, another blue supergiant, is the brightest star in Cygnus; and Delta Cephei (itself the prototype) and Polaris are Cepheid variables and yellow supergiants. This is due to the decreased mass and increased levels of fusion products at the surface of the star. It has a mass of Feb 3, 2009 · Perhaps the best known example of a blue supergiant star is Rigel, located in the constellation Orion. It presumed to have a mass of about 20 solar masses. Apr 16, 2013 · Astronomers suggest that blue supergiant stars may be the most likely sources of ultra-long GRBs. 3. Stars with an initial mass above about 25 M ☉ quickly move away from the main sequence and increase somewhat in luminosity to become blue supergiants. It has an estimated age of only 8 million years. 6 days about the dark object. [ 1 ] Blue supergiants (BSGs) are found towards the top left of the Hertzsprung–Russell diagram to the right of the main sequence. Rigel is approximately 860 light-years away from Earth, making it a relatively nearby star in astronomical terms. Blue supergiants have relatively short lifespans compared to other stars. These pulsations are stronger and more numerous in stars that have evolved through a red supergiant phase and then increased in temperature to again become a blue supergiant. Blue supergiants show varying quantities of heavy elements in their spectra, depending on their age and the efficiency with which the products of nucleosynthesis in the Mar 26, 2024 · B-type blue supergiant stars are at least 10,000 times brighter, two to five times hotter and 16 to 40 times more massive than the sun. The star has a radius 74. 1 times that of the Sun and an estimated mass of 21 solar masses. Apr 17, 2024 · Lifespan of Blue Supergiants. Apr 8, 2020 · life as young hot blue giant Of stars, but no sooner have they finished accreting mass when they begin to lose it. Antares and VV Cephei A are red 2. So something massive but non-luminous is there (neutron star or black hole). com Jun 16, 2022 · Blue supergiants are supergiant stars (class I) of spectral type O. These stars hold about 20 times the sun’s mass and may reach sizes 1,000 times larger than the sun, making them nearly wide enough to span Jupiter’s orbit. Blue supergiants typically only live for a few million years before they exhaust their nuclear fuel and undergo a supernova explosion. Blue supergiant star Blue supergiant stars are hot luminous stars, referred to scientifically as OB supergiants. Jun 11, 2020 · Some examples of blue supergiants are Rigel, UW Canis Majoris, and Tau Canis Majoris. Blue supergiants have fast stellar winds and the most luminous, called hypergiants, have spectra dominated by emission lines that indicate strong continuum driven mass loss. This is because their high mass causes them to burn through their fuel at a rapid rate. Born with at least 10 times the Sun’s mass, they blaze at scorching temperatures above 20,000°C, emitting an intense blue-white glow. Higher mass red supergiants blow away their outer atmospheres and evolve back to blue supergiants, and possibly onwards to Wolf–Rayet stars. The fate of a blue hypergiant really depends on how quickly it loses mass and so how quickly it reaches a more stable mass of around 10-30 solar masses. A blue supergiant star, about 25 times the mass of the sun, was found which is apparently orbiting about the x-ray source. They cool and enlarge at approximately constant luminosity to become a Defying the Stellar Norms. It is the sixth brightest star in the sky and is visible to the naked eye. Doppler studies of the blue supergiant indicate a revolution period of 5. Blue supergiant stars are typically characterized by an O-Type spectrum. This causes them to expand greatly, similarly to low-mass stars, however, they begin to fuse helium in their core not long after exhausting their hydrogen It was fortunate that the star which produced Supernova 1987A was a known star, a blue supergiant star which had been catalogued as SK-69202. It has about 20 times the mass of the Sun, and puts out 60,000 times as much energy. . [11] Oct 25, 2024 · Rigel (Beta Orionis A) is a massive, luminous star of the spectral type B8 Ia, indicating a bright supergiant appearing blue or blue-white in colour. Index Star conceptsBlue supergiant stars See full list on thoughtco. Index Star conceptsBlue supergiant stars The blue half-ring centered near the left edge represents the orbit of Neptune, the outermost planet of the Solar System. Supergiant stars form out of massive main-sequence stars that have run out of hydrogen in their cores. Unlike their smaller, more stable counterparts, blue supergiants are massive, volatile, and short-lived. Massive stars also continue to expand as hydrogen shell burning progresses, but they do so at approximately constant luminosity and move horizontally across the HR diagram. [4][5] Depending on the exact mass and composition of a red supergiant, it can execute a number of blue loops before either exploding as a type II supernova or finally dumping enough of its outer layers It was fortunate that the star which produced Supernova 1987A was a known star, a blue supergiant star which had been catalogued as SK-69202. They are extremely hot and bright, with surface temperatures of between 20,000 - 50,000 degrees Celsius. They have luminosity class I and spectral class B9 or earlier. [68] Rigel is likely to be fusing helium in its core. kckpkgnd zvtan wtrenrx lgitz hsoszh uzwrp ntjx ercoln xkgol nasggfp