Define etch: to produce (something, such as a pattern or design) on a hard material by eating into the material's surface (as byâ¦ â etch in a sentence to produce (something, such as a pattern or design) on a hard material by eating into the material's surface (as by acid or laser beam)â¦
This staggering image shows how our sun - which is so big it accounts for 99.86% of the mass in the solar system - would look next to the biggest star in the universe. VY Canis Majoris is so large that it is impossible to even represent the earth in this picture as it would measure less than one thousandth of a single pixel.
UY Scuti is a star that is within our galaxy, the Milky Way. It can be located in the constellation of scutum. UY Scuti is one of the largest Giant Stars in The Milky Way if not possibly the universe. It is not as some might think in our Solar System, it is the centre of its own Solar System. However as we are unable to measure all the stars, we will not know if that is the case that it is the largest in Universe.