Stars bigger that even our Sun? Check out the top 5

tech.hindustantimes.com:

The Sun is the biggest star as far as we can see. However, we cannot see far enough away into the Universe. In fact, there are bigger starts in the universe than our Sun and here we show you the top 5. It may be a dampener, but there are several other stars in the Universe that can make the Sun look like a dwarf! Check the 5 biggest stars in the Universe. Undoubtedly, the Sun is enormous. It has an average diameter around 864,000 miles, about 109 times the size of the Earth. Actually, the Sun belongs to the "G-type main sequence stars” category of stars which is usually known as the “yellow dwarfs”. While, O, B, A, and F categories are the main sequence stars, all have larger radii than the Sun. So what are the biggest stars of the Universe that are larger than the Sun? The starlust.org shared the list. Find out here.

This is the largest ever known star in the Universe! UY Scuti is a variable red hypergiant with a radius around 1,700 times larger than our Sun. Basically, if we can imagine in more simpler terms, then around 5 billion suns could fit inside the UY Scuti! Surprisingly, this biggest star has 23.0 solar masses and it’s 47% cooler than the Sun. It was first discovered back in 1860.

V766 Centauri’s primary star Aa is a yellow hypergiant with a magnitude of 6.90, 959.8 million miles of diameter, and its mass is 13.0 solar masses. This too has temperature 21 percent cooler than the Sun.

KY Cygni is the third largest star in the universe which is a red supergiant which was first discovered in 1930. According to research, the KY Cygni measures close to 1,033 times the width of the sun.

AH Scorpii is a red giant star, whose mass is 1.2 solar masses and is actually 40 percent cooler than the Sun. It is 1060 light-years