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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 ).
8. Mai 2023 · UY Scuti is probably the biggest star ever observed, more than 1,700 times the size of the sun.
23. Aug. 2022 · The sharpest images ever taken of the biggest known star indicate the upper limit to a sun's mass is probably a lot smaller than previous estimates. The star R136a1 was initially measured at around 250 to 320 times the mass of our own Sun. The new estimate places it between 150 and 230 times the mass of the Sun.
Goddard Space Flight Center. Apr 23, 2021. Article. In celebration of the 31st anniversary of the launching of NASA's Hubble Space Telescope, astronomers aimed the renowned observatory at a brilliant "celebrity star," one of the brightest stars seen in our galaxy, surrounded by a glowing halo of gas and dust.
30. März 2022 · NASA’s Hubble Space Telescope has established an extraordinary new benchmark: detecting the light of a star that existed within the first billion years after the universe’s birth in the big bang – the farthest individual star ever seen to date.
30. März 2022 · Astronomers announced on Wednesday the discovery of the farthest and earliest star ever seen, a dot of light that shone 12.9 billion years ago, or just 900 million years after the Big Bang...
30. März 2022 · NASA/Goddard Space Flight Center. Summary: NASA's Hubble Space Telescope has established an extraordinary new benchmark: detecting the light of a star that existed within the first billion years...
