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 ...

This occurrence will be the closest approach to Earth by an asteroid of this size that scientists have known about in advance ...

Add Yahoo as a preferred source to see more of our stories on Google. In a bit of ominous news befitting a Friday the 13th: It turns out that the asteroid Apophis could have a very small chance of ...

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 ...

When the potentially hazardous asteroid 99942 Apophis makes its breathtakingly close flyby of Earth on April 13, 2029, more than 2 billion people across Africa and Western Europe will be able to watch ...

On Friday the 13th (yes, really) of April 2029, Earth will avoid an apocalyptic event by an astronomical hair’s breadth as the asteroid Apophis, streaks by. It will come closer to Earth than the Moon ...

PHILADELPHIA -- An asteroid named for the Egyptian god of chaos and darkness won't be wreaking any havoc on Earth -- at least not this century. That's the good news from NASA's Center for Near-Earth ...

The European Space Agency has given the go-ahead for initial work on a mission to visit an asteroid called (99942) Apophis. If approved at a key meeting next year, the robotic spacecraft, known as the ...

The European Space Agency has given the go-ahead for initial work on a mission to visit an asteroid called (99942) Apophis. If approved at a key meeting next year, the robotic spacecraft, known as the ...

In a bit of ominous news befitting a Friday the 13th: It turns out that the asteroid Apophis could have a very small chance of colliding into Earth in five years, when it is expected to make a close ...