Thousands of asteroids pass near Earth every year, but few have ever caused real concern. Apophis is one of them. Discovered in 2004, this near-Earth object was once thought to have a significant ...

The curious minds at What If explore what would happen if the worst asteroids from the past hit Earth tomorrow.

It's a bird. It's a plane. It's a skyscraper ... or at least, it's something as big as those things. Several large asteroids are set to pass by Earth this week, according to NASA's Jet Propulsion ...

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 ...

The 27-feet space rock is zooming past Earth at a whopping 45,522 mph.

There could be a catastrophic threat lurking in space right now. We might not know until it’s too late. Near Earth, there are likely more than 25,000 asteroids large enough to level a city, according ...