Jupiter and Mars will appear to make ultraclose approaches to the moon on two nights this week. Here's how to get the best ...

The moon's ascending node (the point in the sky where its orbit crosses the ecliptic from south to north) is moving westward ...

Astrolab's FLIP moon rover has replaced NASA's VIPER vehicle on the first-ever mission of Astrobotic's Griffin lunar lander, ...

February's full Snow Moon will have a royal companion as it rises alongside Regulus, a star nicknamed "Heart of the Lion", ...

Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object ...

A new study suggests the craters were dug out by rocky debris after the lunar surface was struck around 3.8 billion years ago ...

After the space agency canceled its VIPER rover, an empty space was available on a private spacecraft that will still head to ...

China plans to send a flying robot to the far side of the moon next year to search for the frozen water that could hold the ...

A French astrophotographer has captured a stunning photo of Venus and the moon shining above the Eiffel Tower in Paris, ...

Skywatchers on Thursday evening, Feb. 6, will notice an eye-catching pairing-off between two of the brightest objects in the ...

New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons ...

Here's when and how to watch the next full moon and February's rare planetary parade across Pennsylvania skies, starting with ...