NASA is intensifying preparations for the April 13, 2029, flyby of asteroid 99942 Apophis, which will pass closer than many satellites. Once feared to pose an impact threat, Apophis is now seen as a ...

NASA says of Apophis passing by that it is likely "an event like this has not happened at any time in recorded human history." ...

A famously unlucky date is getting a cosmic twist. NASA says the asteroid Apophis will safely pass close to Earth on Friday, April 13, 2029, coming about 20,000 miles from the planet's surface. That ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. A “city killer” asteroid the size of the Empire State ...

Houston, we may have a problem! A rare, colossal-sized asteroid is on course to fly by Earth — and will come closer to our planet than any other rocks of its size in human history. The asteroid, named ...

A little less than four years from now, a killer asteroid will narrowly fly past planet Earth. This will be a celestial event visible around the world—for a few weeks, Apophis will shine among the ...

An asteroid the size of three football fields will pass near Earth in three years, giving scientists a rare chance to study a colossal space rock from close range. Named Apophis — after the ancient ...