The asteroid, with a diameter of about 950 feet will come close enough to Earth on Friday to warrant astronomers keeping a ...

The 950-foot hunk of primordial matter is classified as a "potentially hazardous asteroid," but that doesn't mean it has a ...

The gigantic space rock, which NASA compares to ... still come close enough to Earth to warrant astronomers keeping a close eye on it as it whizzes by within about 2.6 million miles of our world.