Nancy Chabot, Nasa Astronomer, on Asteroids that Can Destroy Cities: "We Have No Defense and It Takes My Sleep Away"

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One of the greatest threats humanity faces is a possible scenario of massive extinction by the collision of an asteroid on the Earth's surface. But despite science watching any case, it is difficult to cover everything, to the point that astronomers, this possibility takes away their sleep. According to NASA, there are 25,000 asteroids near the Earth more than 140 meters in diameter, and the US space agency only knows the location of about 40% o…

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Despite technological advances, NASA experts sound the alarm: thousands of asteroids able to shave an entire metropolis are still out of our surveillance, and we have no system ready to intercept them.