Located some 9,500 light-years away, this star is the leading candidate for being the largest known star. The emission spectrum is created by a dense stellar wind caused by the extreme luminosity, with the enhanced levels of helium and nitrogen being mixed from the core to the surface by strong convection. All rights reserved. It has an absolute magnitude of -6.2, UY Scuti is thus 340.000 times more luminous than our Sun. UY Scuti is classified as a pulsating variable star and its brightness varies from magnitude 8.29 to 10.56. Mật độ phân tử. Terletak 9,500 tahun cahaya jauhnya di rasi bintang Scutum, bintang variabel supergiant dan berdenyut merah cerah ini memiliki radius median rata-rata rata-rata 1.708 jari-jari surya - atau 2,4 miliar km (1,5 miliar mi; 15,9 AU), sehingga memberikan volume 5 miliar kali bahwa dari Matahari If UY Scuti replaced the sun in the center of the solar system, its photosphere would extend just beyond the orbit of Jupiter. Subjunctive vs Tây Ban Nha chỉ định. Although R136a1 is the most massive known star, it is not the largest, since it only stretches about 30 times the radius of our sun. Norton vs Bitdefender 2016 teoría del destino vs subjuntivo vs español indicativo reparar vs reemplazar auto r136a1 vs uy scuti Hungría vs Austria neurotípico vs atípico dinastía vs monarquía. UY Scuti vs Sun. The size of UY Scuti, ... That honour is held by a star with the charming name of R136a1, which clocks in at 265 times as massive as the sun, but only 30 times the radius of the sun. Download Image. UY Scuti changes its brightness but it can be viewed from Earth as it is a pulsating star. R136a1 is currently fusing hydrogen to helium, predominantly by the CNO cycle due to the high temperatures at the core. The nebula of gas stripped from the star extends even farther out, beyond the orbit of Pluto to 400 times time the Earth-sun distance. It is one of the largest known stars in the Milky Way galaxy. Magnitudo absolut adalah kecerahan bahwa sesuatu akan muncul jika ditempatkan pada jarak 10 parsec (32,6 tahun cahaya). Below is a list of the largest stars currently known, ordered by radius.The unit of measurement used is the radius of the Sun (approximately 695,700 km; 432,288 mi).. Great uncertainties remain with the membership and order of the list, especially when deriving various parameters used in calculations, such as stellar luminosity and effective temperature. UY Scuti (BD-12°5055) is a red supergiant star in the constellation Scutum.It is considered one of the largest known stars by radius and is also a pulsating variable star, with a maximum brightness of magnitude 8.29 and a minimum of magnitude 10.56. UY Scuti is just plain big, with a radius 1,700 times that of our sun. Largest Stars In The Universe: UY Scuti Comparison Of The Sun To UY Scuti Top 6 Biggest Stars In The Universe UY Scuti Star Facts: Size, Spectral Type, Location Image Result For Uy Scuti Vs Canis Majoris Exploring The Largest Stars In The Universe Uy Scuti Compared To Vy Canis Majoris Pictures To Pin On UY Scuti The Largest Known Star In The Galaxy Compared To As seen from Earth, UY Scuti would be roughly a magnitude -12 object - almost as bright as the full moon - that means it would be able to clearly cast shadows, and it would be possible to read a newspaper under its light. With an estimated radius of 1,708 solar radii, it is a previous record holder for the largest star known. June 22, 2020 January 6, 2019 by Anthony Robinson There are thought to be between 100 billion and 400 billion stars in our galaxy, the Milky Way, and waaaay more beyond that – so which is the largest star in the universe according to current calculations in 2019? Download Image. Carl Sagan, an American astronomer, once said that there were more stars in the universe than grains of sand from every beach across the earth.According to a report of 2016, published in the Astronomical Journal.