Asteroid 2018 YO2 flew past Earth at 0.51 lunar distances
A small asteroid designated 2018 YO2 flew past Earth at a distance of 0.51 LD / 0.00131 AU (195 973 km / 121 772 miles) on December 28, 2018. This object belongs to the Apollo group of asteroids. It was first observed at Palomar Mountain, ZTF on December 29, 2018,…