Slippery Asteroid Surprises Scientists With Early Earth Flyby

An asteroid zoomed past Earth at a safe distance Monday (March 7), a day earlier than scientists had predicted. The near-Earth asteroid 2013 TX68 flew by our planet at 8:42 a.m. EST (1342 GMT) Monday at a distance of 2.54 million miles (4.09 million kilometers), according to researchers at the Minor Planet Center in Cambridge, Massachusetts, who pegged the object's diameter at between 56 and 177 feet (17 to 54 meters). This threat would likely come via serious climate effects, with the impact fr