The object dubbed Earth's "second moon" is actually a quasi-satellite that's accompanied the planet since 1957 — not a true ...

When Apollo 13 looped around the moon in April 1970, more than 40 million people around the world watched the United States ...

This is what would happen if planets replaced the moon. Venus is almost the same size as earth. It would make the earth ...

Exhaust from lunar landers drifts across the moon and contaminates ultra-cold polar craters that are rich in ancient ice and ...

Here's how the first crewed lunar flyby in 50 years builds on Artemis 1.

As the four-person crew of Artemis II prepares to launch on a historic mission around the moon as soon as February, some experts are worried about the Orion spacecraft’s heat shield.

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Earth’s atmosphere is slowly leaking into space, and new research shows some of it reaches the Moon, where it may be ...

February's full "Snow Moon" will be at its fullest on Sunday, Feb. 1, and will be best seen at moonrise. It will appear just ...