Safeway Size Asteroid's Close Encounter WIth Earth - NBC Bay Area

    Safeway Size Asteroid's Close Encounter WIth Earth

    An asteroid measuring 150 feet will zip past Earth next week. The megarock will pass within 17,000 miles of the planet which is the closest known approach ever for an object of this size. But NASA scientists said Thursday there's no reason to worry. (Published Friday, Feb 8, 2013) An asteroid measuring 150 feet will zip past Earth next week. The megarock will pass within 17,000 miles of the planet which is the closest known... See More