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.
The largest star that we know of is called VY Canis Majoris itâs a long way from Earth between 3,900 and 5,000 light years. Itâs so big if it was the Sun in our solar system its surface would extend past Jupiter. The French astronomer JÃ©rÃ´me Lalande is believed to be the person who discovered the star back in 1801.