At the Northern Hemisphere’s winter solstice the upper half of the Earth is at its furthest lean away from the sun — leading ...

Sunday is the shortest day of the year north of the equator, where the solstice marks the start of astronomical winter. It’s ...

Sunday marks the shortest day of the year in the Northern Hemisphere, signaling the start of astronomical winter ...

The solstice - which falls on 21 December - is the day with the shortest period of daylight and longest night of the year.

Comet 3I/ATLAS is a rare visitor passing briefly through our solar system. Here’s how to find it in the night sky—and what ...

Menopause represents a profound systemic shift involving cardiovascular, skeletal, and neurological health, requiring ...

Launched in March, NASA's SPHEREx space telescope has completed its first infrared map of the entire sky in 102 colors.

In the early fourth century A.D., Rome was notorious for persecuting Christians. Yet the night before battle, Constantine ...