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.
For comparison, the Milky Way is believed to contain a mere 100 billion stars (thatâs a lot, but not compared to a trillion). This brings us to the main point of this article â IC 1101. IC 1101 is the single largest galaxy that has ever been found in the observable universe.