Over 4.6 billion years ago, Earth took shape from a spinning cloud of dust and gas surrounding the young sun. Tiny particles within this cloud collided and clumped together, driven by gravity and ...

The conventional explanation for the moon's formation is that an enormous rock smashed into the nascent Earth and created it as a result. A new theory challenges the particulars of how events may have ...

To understand the "blood moon", we must first discuss the total lunar eclipse.

Early Earth lacked life’s essentials until a collision with Theia added them. This chance event made life possible. After the ...

What can ancient moon rocks tell us about the origins of Earth, the future of space travel, and even the water we drink? At Case Western Reserve University, professor and geochemist Jim Van Orman is ...

Tides come from a difference in gravity across an object. The force of gravity exerted by the Moon is about 4% stronger on the side of Earth that faces toward the Moon, compared to the opposite side ...

What processes during the formation of Pluto's largest moon, Charon, potentially led to it having cryovolcanism, and even an internal ocean? This is what a recent study presented at the 56th Lunar and ...