The pH scale is a measure of how acidic or alkaline something is, 1 being highly acidic, 14 being highly alkaline, and 7 ...

Sky This Week is brought to you in part by Celestron. Friday, July 11The Moon passes just 0.02° north of the dim, distant ...

The moon and Saturn will be visible to the naked eye that morning, but skywatchers will need a telescope to see the “far ...

Find the answer for Saturn's largest moon from the people who brought you the USA TODAY Daily Crossword Puzzle.

Each month, a full moon lights up the night sky—but this July brings a special sight for stargazers. The full Buck Moon will ...