Earth's day-night cycle is defined precisely, each a span of 24 hours before the next begins. Such is the yardstick by which ...

A brilliant fireball lit up the night sky over some southern states in the United States this weekend, but that was no meteor ...

Mark your calendar for December 21! Discover how Earth’s movements shape the year’s darkest day and explore the traditions ...

The satellite was seen breaking up over several states, including Mississippi, Arkansas, and Tennessee, late Saturday,1.

The solstice occurs at the same time everywhere on Earth, this year it happens Dec. 21 at 4:21 a.m. EST. For the Northern ...

The limited-edition single malt Scotch whisky, named A Night on Earth in Jerez de la Frontera, pays tribute to the Spanish ...