MotoGP Race Reports
Detailed MotoGP race reports. Read about MotoGP races and events you missed
Alvaro Bautista got his 250cc championship challenge back on track with victory in the Japanese Grand Prix at a sunny Motegi - a race that saw reigning champion Marco Simoncelli's hopes of spectacular return end with a flat front tyre.
Casey Stoner has won the season-opening Qatar Grand Prix, run on Monday night after Sunday's rain cancellation, for the third year in a row.
The first race of the 2009 125cc grand prix season has been red-flagged after just four full laps due to torrential rain at the Losail circuit, in Qatar. Racing at Qatar does not take place in the wet due to visibility problems caused by glare from the floodlights.
Casey Stoner has won the 18th and final round of the 2008 MotoGP World Championship, in front of 118,000 fans in hot and sunny conditions at Valencia.
Simone Corsi has won a fittingly frantic season-ending 125cc grand prix at Valencia, which saw the top four riders covered by just 0.776sec at the flag.
Marco Simoncelli has become Gilera's first ever 250cc world champion by finishing third in Sunday's Malaysian Grand Prix at Sepang, the penultimate round of the 2008 championship.
Valentino Rossi has taken his ninth win of the 2008 MotoGP season - and 150th grand prix podium - after a cool, calculating victory in Sunday's Malaysian GP at a scorching hot Sepang.
Mike di Meglio secured the 2008 125cc World Championship with his fourth victory of the season at Phillip Island on Sunday.
Valentino Rossi has won the 2008 MotoGP World Championship by winning Sunday's Japanese Grand Prix at Motegi.
The first ever motorcycle grand prix to be held at the Indianapolis Motor speedway has been won by Nicolas Terol, after the Jack and Jones Aprilia rider took victory in a rain-shortened 125cc event.
Valentino Rossi has set a new all-time record for premier-class race wins after taking his 69th 500cc/MotoGP victory at the first ever Indianapolis MotoGP on Sunday.
Valentino Rossi has put one hand on the 2008 MotoGP World Championship with victory in front of his home fans at Misano on Sunday - a win that matches countryman Giacomo Agostini's all-time record of 68 premier-class victories.
Casey Stoner's hopes of retaining his MotoGP world title suffered a devastating blow at Brno on Sunday, when the Australian crashed out of a one-second lead over Valentino Rossi - gifting the Italian his fifth victory of the season and doubling his title lead to 50 points over the Ducati rider.
Valentino Rossi has scored one of his greatest MotoGP victories after a stunning bar-to-bar battle with Casey Stoner during Sunday's US Grand Prix, which ended in favour of the Italian when Stoner dropped his Ducati with eight laps to go.
Casey Stoner has closed to within 20 points of new MotoGP World Championship leader Valentino Rossi after taking his third victory in a row, and fourth of the season, during Sunday's wet German Grand Prix at Sachsenring.
Gabor Talmacsi has won his first race as a reigning world champion with victory during a five-lap 125cc Dutch TT at Assen, after rain halted the original race and forced a restart.
The second half of the 2008 MotoGP World Championship will start with Dani Pedrosa back on top of the standings, ahead of Valentino Rossi, and reigning title holder Casey Stoner just 29 points from the lead.
Casey Stoner's substantial practice and qualifying advantage at Donington Park transferred into a dominant lights-to-flag victory in Sunday's British Grand Prix at a dry but blustery Donington Park.
Mika Kallio has snatched an unexpected British 250GP victory over Marco Simoncelli and Alvaro Bautista after the race leaders ran wide with one lap to go.
15-year-old Scott Redding has taken a stunning debut grand prix victory in Sunday's 125cc British GP at Donington Park - making him the youngest ever winner of a motorcycle grand prix and the first British rider to win at home since Ian McConnachie in the 80cc race at Silverstone in 1986!
Mike di Meglio has broken clear at the top of the 125cc World Championship standings after taking taken his second win of the season at Catalunya on Sunday.
Marco Simoncelli took his first 250GP win in front of his home fans at Mugello on Sunday - but only after colliding with Hector Barbera at the start of the last lap, sending the Spaniard literally somersaulting along the main straight
Most of the field chose intermediate tyres for the wet but drying conditions, under which Lotus Aprilia's pole sitter Debon emerged into an early lead from KTM's Hiroshi Aoyama.
And superstitious '12+1' world champion Nieto - six times ruler of the 50cc class in addition to seven 125cc titles - played a central part in Rossi's post-race celebrations.