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.
IC 1101 The largest galaxy Known so Far. IC 1101 is located one billion light years away in the constellation Serpens, this is the largest galaxy in the known universe. It is enormous, it has a diameter of six million light years and a mass of over 100 trillion stars, with most of that mass in the form of elusive dark matter. astronomer Mark Brodwin said.