It kind of looks like some sort of teleportation device when it's in action.» (shapescale.com)
You can always return to older areas using teleportation devices. (thatvideogameblog.com)
Precision is required when using teleportation as you aim the orb through small gaps in the environment that Aaru naturally can't pass through, or bounce the orb perfectly over a bed of spikes and bounce off walls to a safe location. (selectbutton.com)