natural satellites

Earth’s Undetected ‘Mini-Moons’ Could Make For Exciting New Astronomy 

Earth’s Undetected ‘Mini-Moons’ Could Make For Exciting New Astronomy 

Every once in a while, our planet captures a “mini-moon”, a tiny asteroid that hangs out in our orbit for a bit before venturing back into the depths of space. New research suggests these small, temporary natural satellites carry tremendous scientific and commercial opportunities — but the trick will be…