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 ...

As of April 13, an infamous giant asteroid known as Apophis is now three years away from becoming the first space rock of its size to come near Earth in recorded human history. Roughly the size of ...

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 ...

A large asteroid about the size of the Eiffel Tower is expected to come unusually close to Earth in 2029, but there is no risk of impact, scientists said. The asteroid, named Apophis, will pass around ...

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 ...