When we think of planet killer asteroids, survival odds might seem slim. But we aren't defenseless.

Sometime before the end of the decade, a Chinese spacecraft could race toward a small asteroid at roughly nine kilometres per ...

An asteroid as large as five cruise ships is barreling towards Earth at 5.6 miles per second. Civilization thankfully isn’t in any imminent danger, but the cosmic debris will still come close enough ...

Don't look up! But if you do, you might be able to see a bus-sized asteroid passing Earth. The newly discovered space rock is said to make a close call early next week, flying by Earth, but rather ...

Spacecraft to hit at 9km/s, equivalent to over 26 times the speed of sound near sea level and nearly 50 per cent faster than ...

China is studying an on-orbit kinetic impact test mission for planetary defense that would target a small near-Earth asteroid ...

Scientists are meeting this week to figure out how to stop a hypothetical asteroid traveling at 31,000 mph from hitting the Earth. NASA says this is just an exercise and there is no imminent danger of ...

A catastrophic asteroid breakup may have triggered a huge wave of impacts across the inner solar system about 800 million ...

Add Yahoo as a preferred source to see more of our stories on Google. Apophis will pass close to Earth in 2029, giving scientists a rare chance to watch gravity reshape an asteroid. (CREDIT: ESA) For ...