When American astronauts go back to the moon in the next few years, they'll be checking out two enormous canyons on the south pole, which researchers say were carved by an asteroid nearly four ...

When American astronauts go back to the moon in the next few years, they'll be checking out two enormous canyons on the south pole, which researchers say were carved by an asteroid nearly four ...

CAPE CANAVERAL, Fla. -- New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons on the lunar far side. That's good news for ...

CAPE CANAVERAL, Fla. (AP) — New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons on the lunar far side. That’s good news ...

CAPE CANAVERAL, Fla. — (AP) — New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons on the lunar far side. That's good ...

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