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

PT5, which almost became a temporary mini-moon to Earth, was recently found to be a broken-off part of the moon itself. This ...

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

NASA officials said what Juno spotted was 'the most powerful volcanic event ever recorded on the most volcanic world in our ...

The Grand Canyon in Arizona is one of Earth's natural wonders, carved out over millions of years by the gradual erosion power ...

With each passing night as, the crescent slowly widens and it begins to appear against a progressively darker background, its ...

Humans are inching closer to living beyond Earth, but sustaining life on the moon or Mars requires a critical resource: water ...

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

See footage Orion Spacecraft, moon and Earth shortly before its "outbound powered flyby burn". Orion was less than 2000 miles ...

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

The moon's Schrödinger impact basin near the south pole holds two grand canyons formed by an enormous asteroid collision 3.8 ...