Lab Eight Population Hardy Weinburg Problem

NGC 3621: the whole galaxy disk

The galaxy NGC3621, very light, seen here from the Wide Field Imager (wide-field imaging tool) mounted on the ESO 2.2m telescope at the observatory La Silla in Chile, it seems the perfect example of a classic spiral galaxy. In reality is somewhat unusual: it has no central bulge, and therefore can be described as a galaxy "a simple disk.
(source: ESO)
Link to full press release ESO 1104