The sun-blocking Earth casts two shadows that fall on the moon during a lunar eclipse: The umbra is a full, dark shadow, and the penumbra is ... turns a rusty red color, earning the nickname ...

Turn your eyes to the sky to catch a glimpse of the tonight's lunar eclipse. When is the best time to see it in Tennessee?

Observers across most of the United States will have front-row seats to the spectacular total lunar eclipse overnight on March 13-14. Here's what to expect.

The second shadow in an eclipse is known as the penumbra ... Lunar eclipses are often also referred to as "blood moons" because when the Earth's shadow covers the moon, it often produces a red color.

The moon will appear a striking reddish color in a few weeks when a magnificent total lunar eclipse becomes visible all across the U.S.

North America's only total lunar eclipse of the year is happening this week.The eclipse that begins late Thursday and continues into the early hours on Friday is also called a blood moon because of ...

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

The second shadow in an eclipse is known as the penumbra ... Lunar eclipses are often also referred to as "blood moons" because when the Earth's shadow covers the moon, it often produces a red color.

The countdown for the year's first total lunar eclipse begins ... Those in the U.S. can see the eclipse starting at 11:57 p.m. ET when the penumbral phase begins, during which the moon travels ...