Much of the current topography was formed through the erosion of the depression by the Cordilleran Ice Sheet during the Vashon Glaciation, which lasted from about 19,000 – 16,000 BP.
Acubens (Wikipedia) Acubens /ˈækjuːbɛnz/, Bayer designation Alpha Cancri (α Cancri, abbreviated Alpha Cnc, α Cnc), is a star system in the constellation of Cancer.