Becomes a Permanent ability on the planet where you use the artifact
just pick your bedst planets and use the artifacts on them, and you can then activade the ability to gain a 2% to 6% bonus on the planet(s) every 3 days
you dont need to wait until you have 5 to install them, even a 2% bonus on a rift like that one will give you a few exttra AP's pr hour and the bonus will improve as you pick up more of them