Guardians of the Galaxy by Al Ewing. Vol. 2

The new age of space is here! As old tensions explode in the far-off Earth system, the political map of the galaxy is being radically redrawn. Meanwhile, old friends and lovers must redraw the maps of themselves - or tear them up entirely. He used to be the Human Rocket. Now he's a human wreck. Is there any coming back for Nova? And in the wake of EMPYRE, it's time for a nice, peaceful diplomatic conference. As the new ambassador for the Utopian Kree, Marvel Boy makes a solemn promise to be on his best behavior. So how come his fellow diplomats are being murdered one by one - and it looks like he's the killer?