Flail Chest (Definition) Flail chest is a life threatening medical condition in which multiple segments of the rib cage have been broken and are loosened. These segments cause severe bruising and damage to the lung. ...Read more.
The Milky Way is the second-largest galaxy in the Local Group, with its stellar disk approximately 100,000 ly (30 kpc) in diameter, and, on average, approximately 1,000 ly (0.3 kpc) thick.
Details: If Earth is a pea of 6mm - 0.23'. Then Sun is a beach ball with a diameter of 66 cm or 26' then, UY Scuti, the biggest star know in our Galaxy, will be a huge orange sphere, three times larger than The Pentagon or 1,1 km - 0.7 miles in diameter. Not a solid sphere but a gaseous one, very, very, extremely rarefied ball of hot (around 3300 degrees) gas.