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8 Αυγ 2023 · This image from NASA’s James Webb Space Telescope of a massive galaxy cluster called WHL0137-08 contains the most strongly magnified galaxy known in the universe’s first billion years: the Sunrise Arc, and within that galaxy, the most distant star ever detected.
UY Scuti is the largest star in the Universe observed so far. The red supergiant is 1,708 times wider than our Sun, with a radius of 1.2 billion km (738 million miles). The star can be found around 9,500 light-years away from Earth in the Scutum Constellation, around the centre of the Milky Way.
The biggest star in the universe is UY Scuti, a red supergiant star that is estimated to be over 1,700 times larger than our Sun. It is located in the constellation Scutum and has a diameter of approximately 2.4 billion kilometers.
Below are lists of the largest stars currently known, ordered by radius and separated into categories by galaxy. The unit of measurement used is the radius of the Sun (approximately 695,700 km ; 432,300 mi ).
10 Ιαν 2020 · Astronomy ›. Stars, Planets, and Galaxies. Which are the Largest Stars in the Universe? The Top 10 Stars in the Sky by Diameter. By. John P. Millis, Ph.D. Updated on January 10, 2020. Stars are immense balls of burning plasma. Yet, aside from the Sun in our own solar system, they appear as tiny pinpoints of light in the sky.
24 Σεπ 2024 · Located just a few hundred light-years from Earth, the Orion constellation is home to some of the largest and brightest stars in the sky (including the infamous red star Betelgeuse).
18 Αυγ 2022 · Meet R136a1, the most massive star known. Located in the Large Magellanic Cloud, it's a hulking behemoth weighing somewhere between 150 and 200 times the mass of the sun.
