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.
Another popular contender is the NML Cygni. It is also a red hypergiant and the following article from July 2013 claims it is bigger than VY Canis Majoris: NML Cygni - The Largest Star We Currently Know of in the Universe. W26 is yet another star that was the biggest known for a while.