Why being first to return to the moon matters.

If the sky is clear, many Americans, depending on their location, should have a clear view of the total lunar eclipse from ...

January’s full moon will occur in the constellation of Gemini. However, it will also do something spectacular when it covers up — or occults — the red planet, Mars, on Monday, Jan. 13.

Jan. 23 (UPI) -- Google released a new Doodle Thursday honoring January's last half moon. The image shows a moon with closed ...

Google's latest Doodle celebrates the third quarter moon phase with a fun interactive card game. The Google Rise of the Half-moon Doodle highlights the different phases of the lunar cycle ...