There are several candidates for the biggest star in the universe. One of them, VY Canis Majoris, is over 1,500 times the width of the sun. If it were placed in our solar system, it would stretch to ...

Space. It's really, really big. How big is it? Well, according to astronomers, the observable universe is around 92 billion light-years in diameter, but that's all we can see (hence the word ...

The low carbon levels are particularly interesting, as previously discovered “pristine” or metal-poor stars generally ...

The most ‘pristine’ star in the universe discovered by astronomers - Red giant star J0715-7334 is 20,000 times purer than the ...