The leading explanation for all of these mysteries is known as the giant impact hypothesis. According to this story, when the ...

In a laboratory at a university in Abu Dhabi a team of researchers have been working on something groundbreaking – bringing a ...

the moon is a piece of our planet. And the moon really is significant: It's roughly 1.2% the mass of Earth. That may not be big in an absolute sense, but for the solar system, that's huge.

A once-in-a-lifetime experience; nowhere else in Europe can visitors touch a fragment of the Moon, snap a selfie holding a ...

You now have the unique opportunity to add a piece of history to your photography collection. The only photograph of Neil ...

The total lunar eclipse that unveiled a reddish blood moon overnight to nearly half of Earth looked a bit different from the vantage of our celestial neighbor. The Blue Ghost lunar lander ...

A total lunar eclipse occurs when the Earth makes its way between the sun and moon. The Earth casts a shadow on the surface of the moon, dimming it. The next lunar eclipse visible in the U.S ...

March's full "Blood Worm Moon," a phenomenon that makes the moon appear red during a total lunar eclipse, is visible this week for Americans and others in Earth's Western Hemisphere. The full moon ...