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. Vy canis majoris abbreviated to vy cma is an extreme oxygen rich o rich red hypergiant rhg or red supergiant rsg and pulsating variable star located at 1 2 kiloparsecs 3 900 ly away from earth in the constellation of canis major it is one of the largest known stars by radius and is also one of the most luminous and massive red supergiants as well as one of the most luminous stars.
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Is there any star bigger than uy scuti.
Vy canis majoris uy scuti. On a stellar scale it s really quite average about half of the known stars are larger. Vy canis majoris vy cma is an exceptionally large luminous red hypergiant star located in the constellation canis major. It has an estimated radius of 1 708 solar radii 1 188 10 9 kilometres.
Vy canis majoris ranging from 1 300 to 1 540 solar radii. The other two stars were ah scorpii and kw sagittarii also red supergiants with a luminosity over 100 000 times that of the sun and among the biggest stars known. Enjoy the videos and music you love upload original content and share it all with friends family and the world on youtube.
Humphreys 2006 ước tính bán kính của vy cma tương đương 1420 lần bán. Vy canis majoris is a red hypergiant in the constellation canis major. Following the survey uy scuti was named the largest known star leaving behind vy canis majoris nml cygni and betelgeuse which had all previously carried the title.
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. With a radius about 1 420 times that of the sun corresponding to a diameter of 13 2 astronomical units vy canis majoris is one of the largest known stars in the milky way. Uy scuti vs vy canis majoris which is the largest star in the universe.
The largest known star in the universe is uy scuti a hypergiant with a radius around 1 700 times larger than the sun. Thus a volume nearly 5 billion times that of. Vy canis majoris vy cma là một sao cực siêu khổng lồ tím nằm trong chòm sao đại khuyển canis major đây là từng là ngôi sao có đường kính lớn nhất nhỏ hơn nml cygni và uy scuti được biết đến và một trong những ngôi sao sáng nhất.
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