A massive upheaval in the Saturnian system could have also led to the moon Hyperion.

Researchers have uncovered more than a thousand previously unknown tectonic ridges across the Moon’s dark plains, showing the Moon is still contracting and reshaping itself. These features are among ...

If a pair of black holes coalesce into one, much of that vast energy can be released in a few seconds.

The Moon has always been a steady presence in the night sky, but recent observations are forcing scientists and sky-watchers to look again at what it is quietly enduring. Irish astronomers reported a ...