The Aster watch company with its signature star is believed to have been registered in 1902 by the Swiss company Louis Muller & Cie in Bienne, Switzerland.  Louis Muller was started in 1854 and manufactured timepieces during its time til 1966 or so.  The Aster mark can further be traced to the Nicolet Watch Company in 1956 when the mark was reregistered by Nicolet then suggesting that Nicolet took over the company of Louis Muller or purchased that specific brand out right.