An asteroid just flew by Earth about 50% closer than the moon, and we barely saw it coming
An asteroid just flew by Earth about 50% closer than the moon, and we barely saw it coming: Early Monday morning, while the US East Coast was making coffee, dropping kids off at school, and cursing in traffic, a space rock as big as a 10-story building slipped past Earth. The asteroid, dubbed 2017 AG13, … Read moreAn asteroid just flew by Earth about 50% closer than the moon, and we barely saw it coming