The second shadow in an eclipse is known as the penumbra (pronounced peh NUM bruh). This partial outer shadow is lighter than the umbra and gets larger as it goes away from the sun. Lunar ...

The full moon rises tonight. Here's everything you need to know about how to see the first "blood moon" total lunar eclipse since 2022, and the only one visible from North America this year.

On March 29, a partial solar eclipse will cause a dark shadow over eastern North America — and weather satellites will pick ...

With predicted highs around 55 and 68 degrees on Thursday and Friday, respectively, viewers won't be unbearably cold. Normal ...

As the countdown to the year's first total lunar eclipse begins, here's what to know about the difference between a lunar eclipse and a solar eclipse.