Because the Earth is doing the work of increasing the Moon's momentum, the Earth's rotation slows down in turn, as its ...

The moon's gravity causes high and low tides, something known as the tidal force. As the tidal force shifts Earth's mass, it ...

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 ...

Though decades have passed since the Space Race took place, Earth’s moon remains the only place beyond our planet where humans have set foot. As the brightest and largest object in our night sky, the ...

A new moon draws the highest tide of the month, but this week's timing could make Hurricane Erin's impact worse. Here's when and what to know about the August new moon. Hurricane Erin has maximum ...