Asteroid 2019 ON3 flew past Earth at 0.56 LD
A newly discovered asteroid designated 2019 ON3 flew past Earth at 0.56 LD / 0.00142 AU (212 428 km / 131 997 miles) on July 29, 2019. This is the 34th known asteroid to flyby Earth within 1 LD since the start of the year and the 8th this month. 2019 ON3 belongs to…