Claiming a solar system may seem intimidating, but it isn't. It's defending it that gets people into trouble! Ten Ton Hammer Contributing Writer, Space Junkie, susses out the basics in this guide.
Controlling conquerable space is one of the milestone achievements that most serious corporation or alliance will eventually make. Having your own territory staked out in outlaw space will provide a significant boost to your organizational prestige, member morale, and with any luck, income generation. It is also very difficult for new players to understand.
Read more about Claiming Solar Systems In EVE Online.