Complete activities in Vanguard, Gambit, and Crucible playlists; defeat targets using Lorentz Driver. Higher tier Nightfall completions and Crucible or Gambit wins provide additional progress.
"Yeah, yeah, this looks good. The new components look secure, but before we go pumping it full of charged particles, we'll probably want to run some calibration tests. So it doesn't blow up. Y'know, like that ship." —Banshee-44