A canyon is a deep, narrow valley with steep sides. Here on Earth, canyons are typically formed by long-term erosion from ...

Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object ...

Scientists have long thought that the South Pole-Aitken basin was formed by a shallow-angle impact, but new research suggests ...

Scientists say Vallis Schrödinger and Vallis Planck—dramatic trenches near the lunar south pole—were carved in a blast that ...

Two canyons that splay out from a vast asteroid crater on the moon may have been quickly formed by chains of impacts that ...

Scientists proposed an explanation for the formation of Vallis Schrödinger and Vallis Planck near the lunar south pole, which ...

The far side of the Moon has its own versions of the Grand Canyon—two of them, in fact! A new study explains how these deep ...

A new study suggests the craters were dug out by rocky debris after the lunar surface was struck around 3.8 billion years ago ...

The moon may still be geologically active, judging from the way the lunar far side is wrinkling as the moon contracts. At ...

The Earth's Grand Canyon took millions of years to carve, but the moon's grand canyons took about ten minutes.

A colossal impact billions of years ago carved out the canyons that rival the most breathtaking features here on Earth in a ...

A new study has uncovered evidence that the moon is still geologically active, contradicting previous beliefs that its ...