A full moon is slated for Sept. 7, but there are other celestial events occurring this month. More on viewing Saturn at its ...

September’s full moon will be accompanied by a total lunar eclipse that will be visible to much of the world. Here’s how to ...

An interest in astronomy may strike early in life or later. Regardless of what lit the fire of that interest, you need knowledge to help you understand the universe. Some of the most important sources ...

Planetariums around the world are invited to participate in this year’s edition of the IAU’s annual outreach event.

It's … the Eye of Sauron! Well, sort of. Though the image you're seeing bears a striking resemblance to the jarring symbol ...

Before defining what a light-year is, we should define what a light-year is not: It is not a measure of time, but rather a measure of distance ...