NASA is wrapping up the design phase of a project to develop concepts for a small, electricity-generating nuclear fission reactor for use on the moon. The Fission Surface Power Project aims to develop ...

We're a day away from the full moon, so let's see what's happening in the current lunar cycle. This is a series of eight unique phases of the moon's visibility. The whole cycle takes about 29.5 days, ...

The Full Moon has passed, which means each night until the New Moon, we'll see less and less moon each night. This happens as we progress through the lunar cycle. The lunar cycle is a series of eight ...

Creating what is called "moon phases" is a cycle of beautiful transformations of the Moon, created as it orbits around Earth, by the changing angles of sunlight that illuminate it. In about 29.5 days, ...