The Moon

The moon once drifted thousands of miles farther away, and Earth's days got 2.2 hours longer, a new study finds.

A private company has received funding from the U.S. government to build the first-ever "streetlights" on the moon — towering, Statue of Liberty-sized structures that could withstand the brutal lunar night.

The Sea of Tranquility is home to at least one lunar lava tube, which could preserve a pristine and unweathered record of lunar volcanism.

"We give a definitive answer that meteorite impact vaporization is the dominant process that creates the lunar atmosphere."

Command module pilot Michael Collins took this iconic Apollo 11 photo 55 years ago today, after his historic trip around the far side of the moon made him "the world's loneliest man".

July's full moon — also known as the Buck Moon, the Thunder Moon and the Hay Moon — will be at its fullest on the night of July 21. It's the last "regular" full moon before a parade of four consecutive "supermoons" light up the sky.

China's Chang'e 6 mission return capsule has been transferred to Beijing and opened to access its precious cargo — samples from the moon's mysterious far side.

June's full "Strawberry Moon" rises one day after the summer solstice in the Northern Hemisphere. This will be the lowest full moon of the year.

Snapped from lunar orbit in 1968 by NASA astronaut Bill Anders, who died this week at age 90, 'Earthrise' is perhaps the most iconic image of our planet ever taken.

A major lunar standstill is about to occur. The phenomenon happens every 18.6 years when the moon rises and sets at its most extreme points on the horizon, while also climbing to its highest and lowest point in the sky.