VY Canis Majoris is 2,800,000,000km in diameter. That means if you were to fly around it in a plane at 900km/h it would take you 1100 years to go around once. In comparison it would take 44.53 hours to fly around the earth.
Cat photo thanks to Feliciano GuimarĂ£es.
Moar Facts Paw-lease!