A private spacecraft carrying NASA instruments to the surface of the moon in preparation for astronauts to return in the years ahead has reached lunar orbit about a month into its spaceflight.

The moon will soon be joined by a new dance partner around the Earth's gravitational pull. But its new pal will stay for only a song or two before returning to the dark of the night. An asteroid, ...

Few sights are as universally captivating as a full moon rising into the night sky. For many of us, stepping onto a balcony ...

The Odysseus lunar lander fired its main engine for six minutes and 48 seconds Wednesday, putting the spacecraft into a 57-mile-high orbit around the moon and setting the stage for a landing try ...

Starting in late September, Earth is going to have a second moon for two brief months, as a small asteroid piece will be incorporated into the planet's orbit before heading back into outer space.

I live in the northern hemisphere (Seattle, WA) and I was asked why the Moon's face turns or rotates in the sky. The example given to me: The Moon obviously isn't orbiting quickly (about once every 29 ...