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

A Soviet-era spacecraft meant to land on Venus a half century ago is expected to plunge uncontrolled back to Earth within days.

A massive, house-sized asteroid is streaking through space at a blistering 42,300 miles per hour, coming alarmingly close to Earth. Measuring between 49 to 111 feet in diameter, it is one of several ...