WASHINGTON — A total lunar eclipse will take place Tuesday morning. This celestial event occurs when the Earth passes directly between the sun and the moon, casting a shadow on the moon and making it appear red. That's why you'll hear it referred to as the "Blood Moon." The next total lunar eclipse isn't until December 31, 2028!

Earth’s shadow temporarily draped the moon in a copper hue before sunrise on Tuesday.

For the nearly 1 in 3 people on Earth who can observe totality, the point at which the moon is fully in Earth’s shadow, “you don’t need a fancy telescope to witness this! Just head outside, look up, a...