https://www.livescience.com/space/asteroids/earths-new-mini-moon-will-orbit-our-planet-for-the-next-2-months Mini-moons aren't just curiosities for asteroid-watchers. Research suggests that the rocks hold valuable minerals and water that can be used for rocket fuel, making them ideal "stepping stones" for companies preparing to mine asteroids. (Will mining come back into style again, suit up guys, girls or whatever you are)