There’s no mistaking Jupiter in the sky these winter evenings, rising in the southeast as evening twilight ends. In fact, you should be able to easily see it long before twilight fades. Jupiter is ...

When a full moon peeks just above the horizon, it appears enormous. This is a curious phenomenon, as when it is at this ...

The craters bear the names of astronomers who revolutionized our understanding of the night sky.

Close to the summit of an underwater mountain west of the Mid-Atlantic Ridge, a jagged landscape of towers rises from the ...