The final three races will decide whether Ferrari's Michael Schumacher, Williams' Colombian Juan Pablo Montoya or Raikkonen takes the F1 title.
The 27-year-old became the first driver to win on his Ferrari debut since Briton Nigel Mansell in Brazil in 1989.
The Finn made a triumphant start to his Ferrari career with a pole-to-flag victory in the season-opening Formula One race.
Alonso, who will make his McLaren debut after winning the Formula One championship for the past two years with Renault, had to make do with second place on the starting grid.
Toyota's Ralf Schumacher considers himself one of the top three drivers in Formula One.
The Brazilian now looks much more like the real deal, no longer simply plugging a hole at Ferrari until someone better comes along.
Renault manager Flavio Briatore is confident the 25-year-old Finn has what it takes to triumph in Formula One.
Felipe Massa is no longer simply plugging a hole at Ferrari until someone better comes along.
He became the first Spaniard to win his home grand prix on Sunday to the screaming adulation of a 130,000-strong crowd.
With 13 races to go, fans can expect a season-long duel between ageing warrior Michael Schumacher and 24-year-old Fernando Alonso.
F1 boss Bernie Ecclestone says Fernando Alonso needs to put more back into the sport as world champion
The Finn drove Ferrari's 2007 car for the first time in Valencia on Tuesday.
Narain Karthikeyan joins A1 Grand Prix much to everyone's surprise.
Seven-time world champion Lewis Hamilton overtook main rival Max Verstappen and Mercedes team mate Valtteri Bottas to win the Portuguese Grand Prix on Sunday and go eight points clear in the Formula One standings.
The 33-year-old Roman, who started on pole position, took his third career victory in Malaysia
The world champion finished ahead of Ferrari's Michael Schumacher and McLaren's Kimi Raikkonen.
The Scot believes his former McLaren team mate Kimi Raikkonen could yet emerge as Formula One champion this season.\n
Exactly how that coup came about has been cloaked in mystery since the news burst like a bombshell on an unsuspecting Formula One last December.
The 21-year-old Briton will race for McLaren next year alongside double world champion Fernando Alonso.
Fernando Alonso put Renault on pole position for Sunday's Malaysian Grand Prix.
Rediff Readers catch up to talk about Formula 1.
'Ferrari know how to accept defeat, just as they know how to celebrate victory,' Ferrari president Luca di Montezemolo said.
Fernando Alonso all but wrapped up his second Formula One title with a win at Japanese Grand Prix.
The German believes his experience will make the difference in his F1 title battle with Renault's Fernando Alonso.
Rediff Readers chat about the Formula 1 Chinese Grand Prix.
The Ferrari ace breathed a sigh of considerable relief as he celebrated one of the sport's great comebacks.