NASA warns 'potentially hazardous' asteroid the size of Egypt's Great Pyramid of Giza will make its closest approach to Earth for more than 100 YEARS tomorrow
Asteroid 2014 TN17 is estimated to be around 540 feet in diameter, which is greater than the height of the Pyramid of Giza in Egypt (449 feet).
Asteroid 2014 TN17 is estimated to be around 540 feet in diameter, which is greater than the height of the Pyramid of Giza in Egypt (449 feet).
