NASA experts explain why a passing asteroid isn't cause for concern, while revealing how often Earth encounters space rocks ...

Scientists have recently identified one of the most threatening asteroids ever discovered,99942 Apophis. Measuring about 370 ...

The OSIRIS-REx spacecraft's name has been changed to OSIRIS-APEX for its new mission to asteroid Apophis. See its journey to ...

The asteroid Apophis, once considered a possible collision risk with Earth, will pass close but harmlessly in 2029. Scientists say its close approach could provide valuable information about the ...

The chance of an unknown asteroid hitting Apophis off its current course at all was less than one-in-a-million. And the odds that such an impact would send it hurtling toward Earth in 2029 was ...

In just nine years, potentially hazardous asteroid 99942 Apophis will come to within 19,000 miles (31,000 kilometers) of our planet. At one-tenth the distance between Earth and the Moon, that’s ...

Apophis is a on trajectory towards an Earth flyby on April 13, 2029. When it was first discovered in 2004, the 1,100-foot-wide (335 meters) near-Earth object was designated as a hazardous asteroid ...

Apophis was once thought to be the asteroid that posed the greatest threat to Earth. After its discovery in 2004, astronomers rated its chance of hitting our planet in 2029 as high as one in 37, ...

The Apophis asteroid is enormous and classed as “potentially hazardous” by NASA. Thought to be about 1,100 feet/340 meters in diameter (that’s about the same height as the Empire State ...

Apophis caused a stir when it was first discovered back in 2004. At that time, the asteroid's orbit was not known well enough to rule out an impact with Earth in 2029 or 2036. The B612 Foundation ...

But now that we’re here, it would be nice if we could avoid future asteroid calamities, and one of the more threatening space rocks in our neck of the stellar woods is known as 99942 Apophis.