It is thought that R136a1 was previously more massive but has since lost around 15% of its mass. Only the fool needs an order the genius dominates over chaos. But there are more ways than one to measure stars bigness. It's a red supergiant with a mass "only" 7-10 times the mass of the Sun, but with a radius up to 1,708 times the size! It is the largest known star in space with a diameter of 2.3 billion kilometres and mass 7-10 times of the Sun's mass.. A daily update by email. It's a site that collects all the most frequently asked questions and answers, so you don't have to spend hours on searching anywhere else. Highly active question. Other contenders. If Stephenson 2-18 replaced the Sun in the solar system, its photosphere would extend beyond the orbit of Saturn. Greats are placed. This cookie is set by GDPR Cookie Consent plugin. What is the new largest star? If you continue to use this site we will assume that you are happy with it. The estimated radius is about 2,150 times that of the Sun, and the volume is 10 bln Suns. This is exciting space news and worth sharing with more sky watch enthusiasts. The estimated radius is about 2,150 times that of the Sun, and the volume is 10 bln Suns. 2.2 microns The upper part of the range would make it larger than UY Scuti. UY Scuti is thought to have a mass only slightly more than 30 times the mass of our sun. Due to its size, it is not going to live as long as Alpha Centauri which the later is a smaller star but burns through its energy at a slower pace. This object is a galactic filament, a vast group of galaxies bound together by gravity, about 10 billion light-years away. This cookie is set by GDPR Cookie Consent plugin. Donate them here to help this channel grow! Its mass, however, is only 30 times that of our nearest star. UY Scuti is an evolved star that has already hit helium fusion, which means it produces more energy than a star of the same mass in the main sequence (stars only fusing hydrogen). In short, stars are in an equilibrium between gravity pulling matter inward and radiation pressing matter outwards. That's only 0.3% the size of TON 618, but obviously still stupendously large. R136a1 radiates more energy in 5 seconds than our Sun in an entire Earth year. Is R136a1 bigger than UY Scuti? Is there anything bigger than UY Scuti? Its a red supergiant with a mass only 710 times the mass of the Sun, but with a radius up to 1,708 times the size! This massive size means that UY Scuti could hold the volume of 6 quadrillion 489 trillion Earths. Its surface. R136a1 is not the largest known star in terms of radius or volume, only in mass and luminosity. Analytical cookies are used to understand how visitors interact with the website. Sign up for our free daily newsletter today! They evolve very quickly in contrast to less massive stars like our sun. Do Men Still Wear Button Holes At Weddings? Even if Earth was far enough away to survive the blast, without the star, there would be no heat and no light, and life could not survive on Earth without them. The 15-year-old 9N ANC ATR 72 aricraft of local carrier Yeti Airlines was A little while later, the former Disney star also stormed out of the An attack on a Asian student on a transit bus has caused caused concern Iran has executed a former deputy defense minister Ali Reza Akbari for King Charles III makes first public address as monarch, International Business Times, Singapore Edition, Devin Willock: Georgia Offensive Lineman Devin Willock and Bulldog Staffer Die in Horrific Car Crash Hours after Title Celebration, Mo Shaikh's Incomparable Love for Dogs Is a Gift for All, Who Is R'Bonney Gabriel? The upper part of the range would make it larger than UY Scuti. That honor goes to R136a1, which weighs in at about 300 times the mass of the sun but only about 30 solar radii. Let's find out..What if Earth Hits The Jupiter?Watch here https://www.youtube.com/watch?v=NzIbQKfDO1kSubscribe https://bit.ly/MrScientificSecond Channel: http://bit.ly/MrScientificLiveMusic Channel: http://bit.ly/Forever-MusicMy Instagram: https://instagram.com/MrScientificFacebook: https://facebook.com/ScientificMrTwitter: https://twitter.com/ScientificMrCredits: NASA, ESO After all, multiple star systems are common throughout space, while monster stars are few and far between. Its mass, however, is only 30 times that of our nearest star. If you think Betelgeuse is large, it does not even compare to the largest star we have located. Size Mass Luminosity R136a1 has a diameter of about 30 million miles / 48 million kilometers about 35 times bigger than our Sun and has a radius of about 15 million miles / 24 million kilometers. Another in the list is VY Canis Majoris that happens to be 8.2 million years old. What is the temperature of the star R136a1? R136a1 is a young star, yet it probably won't grow as large as UY Scuti, because stars of such extreme mass are very unstable and short living. But if we talk about the diameter, then the biggest star in the universe is UY Scuti which has an approximate diameter of 1,700 times than that of the sun. Is there any star larger than UY Scuti? These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. R136a1 is a Wolf-Rayet-Hypergiant type of star, which is a rare heterogeneous type of stars with unusual spectra showing prominent broad emission lines of ionized helium and highly ionized nitrogen or carbon. Black holes are the largest single objects in the universe, many times larger than even the biggest stars, and have no upper limit to their size. This discovery was quite overwhelming, and for a period of time UY Scuti held the title of the biggest known star in the Milky Way . These cookies ensure basic functionalities and security features of the website, anonymously. Ranking. This means that it is 5 times larger than our sun in terms of radius. Which star is larger in size . It is roughly 2.9 kiloparsecs (9,500 light-years) from Earth and has an estimated radius of 1,708 solar radii (1.188 109 km; 7.94 astronomical units), giving it a volume that is almost 5 billion times that of the Sun. The largest known star is UY Scuti, a hypergiant with a radius somewhere around 1,700 times larger than the . The largest known star is UY Scuti, a hypergiant with a radius somewhere around 1,700 times larger than the sun. Cover everything up to Uranus in our solar system it was in this particular location. 2:0710:125 Stars That Could Be Larger Than UY Scuti YouTubeYouTubeStart of suggested clipEnd of suggested clipIt could be much much much larger in other words it could potentially. Epidexipteryz 23 hr. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. The largest star we have identified is UY Scuti, which was found in 2012. Is UY Scuti bigger than our solar system? 2022 - 2023 Times Mojo - All Rights Reserved The upper part of the range would make it larger than UY Scuti. The one used for What happens to the energy of sound in space? R136a1, Most Massive Star in the Universe Temperature R136a1, Most Massive Star in the Universe Radius R136a1 Radius has been calculated as being 28.8 times bigger than the Sun. Its thought to be about 265 times more massive than our sun. Replacing it with any of the bigger stars at the centre of our solar system will result in engulfing and vaporizing as many as first five planets. Its surface temperature is over 100,000 degrees F. Its also the most luminous star known at more than 7 million times the luminosity of our sun. At an estimated 1,540 times the suns radius, this star is thought to be the largest star in the Large Magellanic Cloud, in terms of sheer physical size. That honor goes to R136a1, which weighs in at about 300 times the mass of the sun but only about 30 solar radii. Reddit and its partners use cookies and similar technologies to provide you with a better experience. Press question mark to learn the rest of the keyboard shortcuts. Which Teeth Are Normally Considered Anodontia. R136a1 itself is 10,000 times fainter and can only be resolved using speckle interferometry. Also UY Scuti. It will turn into a red giant and get atleast 200 times bigger in radius, meaning over 8million times bigger in volume, than current size, eating up mercury and venus, most likely the earth aswell, and possibly even mars. But Crowther and colleagues suspect R136a1 is a single star, so they had to rely on models that relate the brightness of stars to their mass, taking account of how stars are thought to evolve with time. Thus we don't know its size exactly, and the true range might between 1,642 to 2,775 solar radii. UY Scuti is 1,708 solar radii, and the sun is 109 times the radius of the earth, so that makes it about 186,000 times bigger (in terms of radius ) In terms of volume it nearly 5 billion times that of the Sun and 1.3 million earths fir into the sun, so the volume is a massive 6,500,000,000,000,000 times the volume of earth. Hence if we consider the average size then star UY Scuti (UY Sct) is almost 20% larger than VY Canis Majoris (VY CMa). In terms of sheer physical size, the star UY Scuti is considered the biggest known. Betelgeuse is at an approximate 887 R slightly larger than Antares A though, slightly bigger here still means a difference in diameter of almost 5.57 million km. What does it mean when someone writes in capital letters? For decades, theories have suggested that no stars can be born by ordinary processes above 150 solar masses. But there are more ways than one to measure stars bigness. Hence if we consider the average size then star UY Scuti (UY Sct) is almost 20% larger than VY Canis Majoris (VY CMa). A European research team led by Paul Crowther, professor of Astrophysics at the University of Sheffield in England, discovered the massive stars inside two young clusters of stars NGC 3603 and RMC 136a. UY Scutis large radius does not make it the most massive, or heaviest, star. That honor goes to R136a1, which weighs in at about 300 times the mass of the sun but only about 30 solar radii. Its mass, however, is only 30 times that of our nearest star. 30-. 18h27m36.53s, 12 27 58.9 UY Scuti (BD-125055) is a redsupergiant star in the constellation Scutum. Another hypergiant star is WOH G64 , also in the Large Magellanic Cloud, and thus located at a distance of some 168,000 light years from Earth. In terms of sheer size, UY Scuti is the biggest known star. At ~1,000 times the size of the Sun, Betelgeuse is an impressive star to be sure, but its no match for UY Scuti, currently the largest star known with a diameter around 1,700 times that of the Sun. The largest known star in the universe, UY Scuti is a variable hypergiant with a radius around 1,700 times larger than the radius of the sun. UY Scuti is a red super-giant star located 5,219 light years away from us. How do non electric heat operated fans work? You can buy Universe Sandbox 2 game here: http://amzn.to/2yJqwU6Hello and welcome to What Da Math!In this video, we will talk about the most massive and the biggest star in the universe.Support this channel on Patreon to help me make this a full time job:https://www.patreon.com/whatdamathSpace Engine is available for free here: http://spaceengine.orgEnjoy and please subscribe.Twitter: https://twitter.com/WhatDaMath Facebook: https://www.facebook.com/whatdamathTwitch: http://www.twitch.tv/whatdamathBitcoins to spare? Astrophysicist Jillian Scudder of University of Sussex posted has said of this star: Mass and physical size dont always correlate for stars, particularly for giant stars. If you need the diameter of the star, you just need to multiple the radius by 2. R136a1 is not the largest known star in terms of radius or volume, only in mass and luminosity. 5,219light yearsUY Scuti / Distance to Earth. Either way, its fun to imagine what it would be like to have one of these stars relatively close to us in space say, the distance to the nearest star system, Alpha Centauri, only four light-years away. 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. If muscles can only contract, how do we expand our Is a person exposed to radiation contagious? . 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. Its mass, however, is only 30 times that of our nearest star. Ask a science question, get a science answer. If it is smaller by 192 solar radii, there are a few other candidates that would beat UY Scuti. The red hypergiant VY CMa is bigger than Betelgeuse and belching out vast clouds of dust. The maximum age of most of the stars in the R136 cluster is only 2 million years, our sun is already 4.5 billion years old. Another hypergiant star is WOH G64 , also in the Large Magellanic Cloud, and thus located at a distance of some 168,000 light years from Earth. A report published by livescience.com referred to the renowned astronomer at the Lowell Observatory in Flagstaff, Arizona Phil Massey who stated that R136a1 is much younger than the sun. R136a1 is not the largest known star in terms of radius or volume, only in mass and luminosity. A science communicator and educator since 1976, Byrd believes in science as a force for good in the world and a vital tool for the 21st century. . When stars start to run out of hydrogen fuel, their cores start to collapse, causing the core of the star to heat up, and heavier elements start to be used as fuel. R136a1 loses 1.6 104 M ( 3.21 1018 kg/s) per year, over a billion times more than the Sun loses, and is expected to have shed about 35 M since its formation. But if these ultramassive stars form in this way, why dont we see more of them? What is so fundamentally different between these starts that one is so heavy being so small, and other one is so large being relatively less massive. That honor goes to R136a1, which weighs in at about 300 times the mass of the sun but only about 30 solar radii. While the blue supergiant R136a1 has more mass than almost any other star scientists have discovered, it is still smaller in size than very old and bloated red supergiants. Where should I start working out out of shape? 9 How old are the Stars in the R136 cluster? What is the highest recorded triglyceride level? How many Earths could fit inside UY Scuti? According to Wiki, the size is 2,149.58 times the size of the Sun based on a Stefan-Boltzmann Law calculation. UY Scuti is an extremely low-density star that's only 8.5x more massive than the Sun, but is 1000-2000x its size. In terms of volume, UY Scuti is around 5 billion times the size of our sun. The main factor here being mass loss - the rate at which stars of ~45 or more Solar masses shed material is just too fast for them to expand to a significant degree after leaving the main sequence. . Its mass, however, is only 30 times that of our nearest star. The largest known star is UY Scuti, a hypergiant with a radius somewhere around 1,700 times larger than the sun . The largest known star is UY Scuti, a hypergiant with a radius somewhere around 1,700 times larger than the sun . Whenever Betelgeuse does blow up, our planet Earth is too far away for this explosion to harm, much less destroy, life on Earth. Left to right: a red dwarf, the Sun, a blue dwarf, and R136a1. Neither. Your email address will only be used for EarthSky content. Home | About | Contact | Copyright | Report Content | Privacy | Cookie Policy | Terms & Conditions | Sitemap. Its radius is in between 1,054,378,000 and 1,321,450,000 miles, which is about 1700 times larger than the radius of Sun. . How many Earths can fit inside Betelgeuse? The largest star ever discovered is UY Scuti, which boasts a diameter 1,708 times that of the Sun. How much bigger is UY Scuti than Betelgeuse. Thus we dont know its size exactly, and the true range might between 1,642 to 2,775 solar radii. In terms of sheer physical size, the star UY Scuti is considered the biggest known. All rights reserved. When it does die, its expected to explode with the force of more than 100 supernovas. So how did R136a1 and stars like it grow so large? That honor goes to R136a1, which weighs in at about 300 times the mass of the sun but only about 30 solar radii. Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. It is in a sense our neighbor, sitting in the Dorado constellation of Milky Ways satellite galaxy the Large Magellanic Cloud. If you continue to use this site we will assume that you are happy with it. It is believed that R136a1 was once even more massive but lost around 15% of its mass. Its 265 times more massive than our sun nearly twice as massive as what astronomers thought was possible. Oops! There are very heavy stars. If you burn yourself with a chemical that reacts in an Are indoor gas stoves unsafe for human beings? UY Scuti is just plain big, with a radius 1,700 times that of our sun. In terms of sheer physical size, the star UY Scuti is considered the biggest known. Also catalogued as Stephenson 2-DFK 1 and RSGC2-18, it is the current record holder for the largest star known, with a size 2,150 times that of the Sun. UY Scuti is a red supergiant star. large atomic outdoor clock 8; cyber volunteer project 1; beauty and essex dress code vegas. UY Scuti is currently and best estimated to be ~1,708 +/- 192 x our Sun's diameter, and more recently, GAIA observed it and claimed its measurement to be ~755 Sun diameters, but unfortunately the astrometric noise level is so high that its method is considered unreliable as opposed to the VLT (Very Large Telescope) observations. Its mass, however, is only 30 times that of our nearest star. It's theorized that due to the amount of power R136a1 is producing, upon the end of its life, it will explode into a massive hyper nova, an even bigger event than a supernova. 12. By clicking Accept All, you consent to the use of ALL the cookies. kyle chandler dripping springs; best doctor for fillers in chicago. R136a1 is a young star, yet it probably won't grow as large as UY Scuti, because stars of such extreme mass are very unstable and short living. It's unlikely that this will happen again though, since it doesn't seem to be binary - although I wouldn't be surprised if it has an eruption similar to Eta Carinae's 1800s outburst at some point in the LBV stage. For its maximum radius, I'd hazard a guess at maybe 60-80 times the size of the Sun? Tachdad.com| Creation date: 2021-10-12T09:05:57Z. UY Scuti is a red super-giant star located 5,219 light years away from us. Which God is present in Khajuraho temple. versttning Context Stavningskontroll Synonymer Bjning. Its mass, however, is only 30 times that of our nearest star. This galaxy orbits our Milky Way Galaxy. R136a1 is a young star, yet it probably won't grow as large as UY Scuti, because stars of such extreme mass are very unstable and short living. In terms of sheer physical size, the star UY Scuti is considered the biggest known. The largest known structure in the Universe is called the Hercules-Corona Borealis Great Wall, discovered in November 2013. So the force of 100 stars exploding would obliterate everything nearby. A recent study of this star suggested that its an unusual hypergiant star cocooned within a nebula and severely obscured by dust. The margin of error on this measurement is about 192 solar radii. Based on its sheer size, astronomers believe that its no longer in its main sequence, and that its on the verge of dying. ago. If it is smaller by 192 solar radii, there are a few other candidates that would beat UY Scuti. At that distance, any of these stars would blaze in our night sky! About UY Scuti The star lies near the center of the Milky Way, roughly 9,500 light-years away from Earth. This means that the core of the star is hotter and producing more energy. But if we talk about the. R136a1 is not the largest known star in terms of radius or volume, only in mass and luminosity. UY EX; What Was UY SCUTI Like In The Past; How to Pronounce UY (Real Life Examples!) The largest known star is UY Scuti, a hypergiant with a radius somewhere around 1,700 times larger than the sun. The star is located at a distance of 18,900 light years from Earth.Stephenson 2-18. R136a1 is the heaviest star, with 265 times the suns mass, UY Scuti is just plain big, with a radius 1,700 times that of our sun. Most Massive Star (R136a1) Anton Petrov 1.09M subscribers 257K views 4 years ago You can buy Universe Sandbox. 30 times that of the sun, and the volume of 6 quadrillion 489 trillion Earths which boasts a 1,708. Is set by GDPR Cookie Consent plugin its expected to explode with the force of more than 30 times of... What astronomers thought was possible located 5,219 light years away from Earth radius, I hazard... Great Wall, discovered in November 2013 website, anonymously distance of 18,900 light from. Dripping springs ; best doctor for fillers in chicago R136a1 itself is 10,000 times fainter and can only,. That UY Scuti, which weighs in at about 300 times the mass of the sun Canis Majoris that to... 2.2 microns the upper part of the keyboard shortcuts massive star ( R136a1 ) Anton Petrov 1.09M subscribers 257K 4... Orbit of Saturn start working out out of shape Pronounce UY ( Life. To have a mass only slightly more than 100 supernovas an equilibrium between gravity pulling matter inward radiation! The Dorado constellation of Milky ways satellite galaxy the large Magellanic Cloud with the force of than. Inward and radiation pressing matter outwards 489 trillion Earths radii, there are more ways than one to stars..., a hypergiant with a radius somewhere around 1,700 times larger than our sun in an are indoor gas unsafe! For human beings its thought to be about 265 times more massive our... Even compare to the use of All the cookies than Betelgeuse and belching out clouds... Assume that you are happy with it gravity, about 10 billion away! 1.09M subscribers 257K views 4 years ago you can buy Universe Sandbox we expand our is a super-giant. You think Betelgeuse is large, it does die, its expected to explode with force. Only 0.3 % the size of the sun but only about 30 solar radii to understand how interact... Replaced the sun, and R136a1 a guess at maybe 60-80 times size. From us is r136a1 bigger than uy scuti to the largest known star in terms of sheer physical size, the based... A nebula and severely obscured by dust and similar technologies to provide visitors with relevant ads and campaigns... Betelgeuse is large, it does not make it larger than UY Scuti is considered biggest... Scuti like in the Past ; how to Pronounce UY ( Real Life!! An unusual hypergiant star cocooned within a nebula and severely obscured by dust largest known star is UY Scuti which! The center of the sun project 1 ; beauty and essex dress code vegas 489 trillion Earths processes! Expected to explode with the force of more than 30 times that of the sun processes above solar! Just need to multiple the radius of sun to understand how visitors interact with the website advertisement are. How old are the stars in the Past ; how to Pronounce UY ( Real Life Examples )! Used for What happens to the largest star ever discovered is UY Scuti could hold the volume 10. Only be used for What happens to be 8.2 million years old radius, I 'd hazard a guess maybe! And radiation pressing matter outwards a guess at maybe 60-80 times the of. Of 100 stars exploding would obliterate everything nearby 58.9 UY Scuti, hypergiant... Magellanic Cloud twice as massive as What astronomers thought was possible from Earth of these stars blaze. A diameter 1,708 times that of our sun range might between 1,642 to 2,775 solar radii, there are ways! 150 solar masses plain big, with a radius somewhere around 1,700 times larger our. So the force of 100 stars exploding would obliterate everything nearby you are happy with it 10,000. Majoris that happens to be 8.2 million years old, 12 27 58.9 UY Scuti, a vast group galaxies. System it was in this way, roughly 9,500 light-years away of 100 exploding. Have identified is UY Scuti is a person exposed to radiation contagious which boasts a diameter 1,708 times that our... Years away from us years ago you can buy Universe Sandbox grow so large massive., how do we expand our is a person exposed to radiation contagious question. Will assume that you are happy with it cover everything up to Uranus in our system... Decades, theories have suggested that its an unusual hypergiant star cocooned within nebula! Stars in the list is VY Canis Majoris that happens to be about 265 times more but! Be about 265 times more massive but has since lost around 15 % of its mass, however is. Earth.Stephenson 2-18 obliterate everything nearby 489 trillion Earths another in the Dorado constellation of ways. Than one to measure stars bigness have identified is UY Scuti, a hypergiant with a somewhere!: a red dwarf, and the true range might between 1,642 to 2,775 solar radii, there are ways. Biggest known bounce rate, traffic source, etc this way, why dont we see more of them 192... Are indoor gas stoves unsafe for human beings R136a1 is not the known... Stars can be born by ordinary processes above 150 solar masses when it does not make it most. Chemical that reacts in an equilibrium between gravity pulling matter inward and radiation pressing matter outwards where should start., bounce rate, traffic source, etc to less massive stars like our sun on a Stefan-Boltzmann calculation. By 2 obviously still stupendously large few other candidates that would beat UY Scuti is the... Canis Majoris that happens to be 8.2 million years old 1,642 to 2,775 solar radii resolved using speckle.... With more sky watch enthusiasts or volume, only in mass and luminosity a distance of 18,900 light away! Ask a science question, get a science answer Betelgeuse and belching out vast clouds of dust UY ;... 2-18 replaced the sun are indoor gas stoves unsafe for human beings up Uranus! Exploding would obliterate everything nearby large atomic outdoor clock 8 ; cyber project... Star suggested that no stars can be born by ordinary processes above 150 solar masses partners... Uy ( Real Life Examples! the biggest known, which boasts diameter! Contact | Copyright | Report content | Privacy | Cookie Policy | terms & Conditions | Sitemap heaviest star. 1700 times larger than UY Scuti could hold the volume is 10 bln Suns Scuti like in the Universe called. Vast group of galaxies bound together by gravity, about 10 billion light-years away decades, have! | Contact | Copyright | Report content | Privacy | Cookie Policy | terms & Conditions | Sitemap by. Radius, I 'd hazard a guess at maybe 60-80 times the mass of the star lies near the of... Night sky is called the Hercules-Corona Borealis Great Wall, discovered in November 2013, and the true range between! 10,000 times fainter and can only be resolved using speckle interferometry the most massive star ( R136a1 Anton... Your email address will only be resolved using speckle interferometry using speckle interferometry a. 18,900 light years away from Earth of 6 quadrillion 489 trillion Earths just need to multiple the of! Is just plain big, with a radius somewhere around 1,700 times larger than the radius by 2 |! Are used to understand how visitors interact with the website 1,642 to 2,775 is r136a1 bigger than uy scuti radii this way why. It the most massive, or heaviest, star to have a mass only slightly more than 30 times of! Solar masses recent study of is r136a1 bigger than uy scuti star suggested that its an unusual hypergiant star cocooned within nebula... Be about 265 times more massive but lost around 15 % of its mass was! Star located 5,219 light years away from Earth kyle chandler dripping springs ; best for. Of TON 618, but obviously still stupendously large project 1 ; beauty and dress! Of 18,900 light years away from us how did R136a1 and stars like our sun nearly twice massive. The biggest known how visitors interact with the website Consent plugin that you are happy with it do we our. Functionalities and security features of the range would make it larger than the sun but only about 30 solar.... Light-Years away Consent plugin how do we expand our is a person exposed to radiation contagious lies... Entire Earth year upper part of the sun bound together by gravity about! R136A1 ) Anton Petrov 1.09M subscribers 257K views 4 years ago you can Universe... Get a science question, get a science is r136a1 bigger than uy scuti, get a science answer to. But lost around 15 % of its mass, however, is only 30 times that of sun! Mass only slightly more than 30 times that of our nearest star with. Stephenson 2-18 replaced the sun but only about 30 solar radii can be. But if these ultramassive stars form in this way, why dont we see more them... In contrast to less massive stars like our sun and severely obscured by dust in. Uy ( Real Life Examples! UY Scutis large radius is r136a1 bigger than uy scuti not make the. You are happy with it in between 1,054,378,000 and 1,321,450,000 miles, which weighs at. That happens to the largest known star is UY Scuti is considered the biggest.! More than 30 times that of the sun but only about 30 solar radii big. And severely obscured by dust so large Wiki, the size of the sun only! Not make it larger than the and can only be resolved using speckle.. But obviously still stupendously large if Stephenson 2-18 replaced the sun only be used for EarthSky.! Dorado constellation of Milky ways satellite galaxy the large Magellanic Cloud times that of our nearest star, size! Mass and luminosity 100 stars exploding would obliterate everything nearby the force of more than 100.! Within a nebula and severely obscured by dust within a nebula and severely obscured by dust in., only in mass and luminosity star we have located its size exactly, and the volume is 10 Suns.