Earth is being pummeled by meteorites daily, but most of its residents aren’t even aware. According to NASA’s planetary defense system Scout, nearly 50 tons of meteoritic matter hit the planet daily. Most small pieces are never found, but occasionally a celestial fireball pushes through the atmosphere and lands on the ground. And on January 21 outside of Berlin, Germany, that’s just what happened. A meteorite on a wayward journey from the asteroid belt between Mars and Jupiter shattered into dozens of pieces—and meteor hunters from around the world mobilized…