Apparently, it’s moving further away from the Earth each year. At an annual rate of 3.82 centimeters, the moon's creeping ...

The "Blue Marble" was the first photo of the whole Earth and the only ever taken by a human. Fifty years on, new images of ...

There is no other moon quite like our own in the entire solar system. The Moon is unique in a lot of ways, some of which are ...

The story of William Anders' iconic Earthrise image, which helped to spur Earth Day and the environmental movement ...

A giant sequoia located in Sequoia National Park in California, the General Sherman is 52,500 feet in volume and is more than ...

Originally, the hypothesis was that Theia gave the Earth a glancing blow, and the proto-Earth and Theia lost pieces ending up as one or two moons that eventually formed the Moon. It was thought that a ...

Moon is slowly moving away from Earth at a rate of 3.8 centimetres per year. This gradual drift affects Earth’s rotation and ...

The final stages of building full planets stretched even longer ... Competing ideas—like the moon splitting from Earth or forming elsewhere—don’t match the chemistry of lunar rock.

A new image has emerged of the Red Planet rising above the lunar limb after being occulted by the moon in January.

The crescent moon will be the centerpiece of April's final astronomical event as it bunches up with Venus, Saturn and Mercury ...

Soil and rocks returned from the moon's far side suggest it may be drier than the side constantly facing Earth ...