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Scientists found that an asteroid impact carved two massive canyons on the moon in minutes. High-speed debris helped shape ...

On the world's first Asteroid Day, Nina Burleigh discovers that Nasa has already commissioned a team of 'planetary defenders' ...

Close to the moon's south pole are two canyons each comparable in size ... 10 minutes by rocky debris sent violently aloft when an asteroid or comet struck the lunar surface roughly 3.8 billion ...

That's good news for scientists and NASA, which is looking to land astronauts at the south pole on the near, Earth-facing ...

YR4 does smash down on the lunar surface, the explosion might be visible from Earth and would leave a new crater on the near ...

The space rock is heading in our direction at some 18,700 miles per hour, according to the space agency's data.

(AP) - New research shows that when an asteroid slammed ... shed light not only on the moon’s origins, but also Earth’s. Kring said it’s unclear whether these two canyons are permanently ...