How often, really, do you stop and take the time to be grateful that your entire city hasn’t been wiped out by an asteroid? According to new research, 26 asteroids made it to Earth between 2000 and 2013, so, just saying, maybe you ought to once in a while.

The B612 Foundation, a nonprofit group formed by two former astronauts, used data collected by a global nuclear weapons test network to identify “significant explosive events” that weren’t, in fact, caused by nuclear weapons. Instead, they were caused by asteroids exploding in Earth’s atmosphere; some of which were many times more powerful than the bomb that destroyed Hiroshima.

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