New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons ...

A near-Earth asteroid as wide as the Statue of Liberty is tall could strike Earth on Dec.22, 2032, alerting planetary defense ...

The Grand Canyon in Arizona is one of Earth's natural wonders, carved out over millions of years by the gradual erosion power ...

An undated artistic rendering shows an asteroid or comet striking near the Moon's south pole about 3.8 billion years ago, an ...

CQ, about the size of a 15-story building, is expected to pass near Earth on February 5, 2025. Measuring 150 feet in width, ...

Experts are tracking asteroid 2024 YR4, which has a 1.2% chance of impacting Earth in 2032. Observations continue to refine ...

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

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.