He is the star of the highly anticipated Star Wars: The Force Awakens and X-Men: Apocalypse. (source)
Click here to view 2015 cover featuring Chris Hemsworth, here to view 2014 cover featuring Bradley Cooper, here to view 2013 cover featuring Bill Murray, here to view 2012 cover featuring Matt Damon, here for 2011 cover with Ryan Gosling, and here for 2010 cover with Rihanna.