Astronomers Spot New Asteroid Mere Hours Before It Zips Past Earth

A previously undiscovered space rock just narrowly missed hitting the Earth as it zoomed by mere hours after astronomers spotted it for the very first time. Saturday night, a 150-foot-long asteroid dubbed 2016 QA2, was spotted approaching Earth, and Sunday morning, it zoomed harmlessly by our planet at less than one-quarter of the distance to the moon.

Although NASA has been tracking thousands of near Earth asteroids to make sure they don’t strike the planet, they haven’t found them all.

This one was roughly twice the size of the asteroid that exploded over Russia in 2013. The asteroid 2016 QA2 wouldn’t have ended civilization if it had hit, but it would have caused significant damage.

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