The 2006 Formula One Season was the 57th season of FIA Formula One motor racing. It began on March 12 in Australia and ended on October 22 in Brazil. The title was won by Fernando Alonso of Renault, he second title in successive seasons, ahead of Ferrari's Michael Schumacher. This was the final season of Schumacher's "first career", as he retired after the season, announcing it after winning the Italian Grand Prix. He returned in 2010 with the Mercedes team. Renault also won their second Constructors' title in succession.