Get real-time breaking news updates on the biggest event unfolding in the United States, including election, politics, ...

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

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 ...

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

The energy to produce the grand canyons on the Moon is about 130 times larger than the energy in the global inventory of ...

Two immense canyons on the moon's far side that rival Earth's Grand ... "Nearly four billion years ago an asteroid or comet flew over the lunar south pole, brushed by the mountain summits of ...

New research shows that when an asteroid slammed ... not only on the moon's origins, but also Earth's. Ernie T. Wright/NASA via AP Kring said it's unclear whether these two canyons are permanently ...

“There’s a 98.4 percent chance, as of today ... asteroid two days after the rock, on Christmas, made its closest approach to Earth. It was roughly twice as far away from Earth as the moon ...

At the 3 hour and 50 minute mark of ... of the moon. It was discovered two days later.Chodas said scientists are poring over sky surveys from 2016, when predictions show the asteroid also ventured ...

Get real-time updates on international politics, economic changes, conflicts, and environmental issues. Access the latest ...

WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 6 AM EST SUNDAY ... New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair ...