Measuring around 41 feet in diameter, the asteroid is speeding towards our planet at more than 38,500 miles per hour.

Asteroid 2007 FT3 was classified as a city killer before vanishing in 2007 and remaining untracked for nearly two decades.

Scientists have discovered a “record-breaking” asteroid that is nearly the size of eight football fields. The object, known ...

Richard Binzel has been watching the skies for hazardous asteroids for more than 50 years. In 1995, he proposed the Near-Earth Object Hazard Index, later renamed the Torino scale, which rates ...