As the Northern Hemisphere welcomes spring today, the Southern Hemisphere is marked with the first day of autumn.

The difference between an equinox and a solstice is based on Earth’s tilt, affecting daylight length and the changing of ...

You can tell spring has officially begun in the Northern Hemisphere just by looking at the stars. Here's how to easily spot ...

Equinoxes mark the only time of the year when both the north and south poles are lit by the Sun at the same time. The spring ...

The Northern Hemisphere is ushering in Spring 2025, also known as the Vernal Equinox. For centuries, this seasonal shift has ...

I pick out North America’s celestial highlights for the week ahead (which also applies to northern hemisphere mid-northern ...