Image:And so it begins: Fernando Alonso drives McLaren-Honda as winter testing warms up - Picture by Patrik Lundin, Sutton Images
Image:New year, new dawn: The Ferrari of Kimi Raikkonen breaks cover on the first day of winter testing at Jerez - Picture by Dan Istitene, Getty Images
Image:The spark of a new star: Max Verstappen catches the eye, as he would throughout 2015, during testing at Barcelona - Picture by Jerry Andre, Sutton Images
Image:Smoking hot: Ahead of a troubled year for the team, Romain Grosjean locks up his Lotus car during testing - Picture by Mark Sutton, Sutton Images
Image:Starting as they would go on: Jenson Button is given a lift back to the pits after his McLaren car breaks down in testing - Picture by Sutton Images
Image:In the red: Kimi Raikkonen tests the new Ferrari at Barcelona - Picture by Mark Thompson, Getty Images
Image:Nearly there: Sebastian Vettel quickly settled into new life at Ferrari, and quickly returned to form too - Picture by Quique Garcia, Getty Images
Image:Fernando Alonso's mystery crash at Barcelona: The Spaniard later debunked McLaren's claim he crashed due to a gust of wind - Picture by Sutton Images
Image:The crash scene: Alonso would spend three nights in hospital after his crash at Barcelona on February 22 - Picture by Mark Thompson, Getty Images
Image:Ready to start: The drivers line up on the grid at Melbourne on March 15 for the first race of the new season - Picture by Keith Sutton, Sutton Images
Image:A dash of colour: The performances of both Carlos Sainz and Max Verstappen were highlights of the season - Picture by Robert Cianflone, Getty Images
Image:The man in front: Australian GP victor Lewis Hamilton led the world championship from start to finish - Picture by Dan Istitene, Getty Images
Image:Laying rubber: Williams' Felipe Massa smokes his tyres during practice for the Malaysia GP - Picture by Mark Sutton, Sutton Images
Image:In the elements: Nico Hulkenberg grabs the umbrella of Force India press officer Will Hings during a rain storm in Malaysia - Picture by Mark Sutton, Sutton Images
Image:The men in red: Kimi Raikkonen's pit crew execute a change of tyres in Malaysia - Picture by Mark Thompson, Getty Images
Image:F1 in the slowlane: A workman pushes equipment through the pitlane ahead of the Chinese GP - Picture by Dan Istitene, Getty Images
Image:Strained relations: Mercedes team-mates Nico Rosberg and Lewis Hamilton kept their distance through 2015 - Picture by Greg Baker, Getty Images
Image:Pressing the point: In the post-race press conference at China, Rosberg accuses Hamilton of compromising his race - Picture by Sutton Images
Image:Lighting the way: Hamilton would three of the opening four races of 2015, including the Bahrain GP - Picture by Mark Thompson, Getty Images
Image:In a blur: Kimi Raikkonen makes a pitstop during the Spanish GP - Picture by Patrik Lundin, Sutton Images
Image:The view from above: The Mercedes of Nico Rosberg sparks up during practice at Monaco - Picture Mark Thompson, Getty Images
Image:That sinking feeling: Lewis Hamilton fails to hide his disappointment after being denied victory in Monaco - Picture by Paul Gilham, Getty Images
Image:Two into one: The crashed cars of Fernando Alonso and Kimi Raikkonen at the Austrian GP - Picture by Dan Istitene, Getty Images
Image:Out and about: Nico Rosberg crashes out of qualifying for the Austrian GP - Picture by Mark Thompson, Getty Images
Image:First impressions: Ferrari tester Antonio Fuoco debuts in Austria - Picture by Andrew Hone, Getty Images
Image:The home favourite: Lewis Hamilton celebrates winning the British GP with the Silverstone crowd - Picture by Clive Mason, Getty Images