The hefty space rock 2014 TN17 is large enough to wipe out a city, but it will pose no risk to our planet when it sails by ...
A "potentially hazardous" asteroid the size of a pyramid will skim past Earth today, Nasa has revealed. The space rock, known ...
NASA is monitoring a large asteroid, 2014 TN17, which will pass Earth at a safe distance of about 3 million miles. The ...