You leave fewer openings when making a ranged attack.
Dex 15, base attack bonus +6
You gain a +3 bonus to your Armor Class against attacks of opportunity you provoke by making a ranged attack.
Starfinder Core Rulebook © 2017, Paizo Inc.; Authors: Logan Bonner, Jason Bulmahn, Amanda Hamon Kunz, Jason Keeley, Robert G. McCreary, Stephen Radney-MacFarland, Mark Seifter, Owen K.C. Stephens, and James L. Sutter, with Alexander Augunas, Judy Bauer, John Compton, Adam Daigle, Crystal Frasier, Lissa Guillet, Thurston Hillman, Erik Mona, Mark Moreland, Jessica Price, F. Wesley Schneider, Amber E. Scott, and Josh Vogt.