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

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

This event signals the start of Spring in the Northern Hemisphere and Autumn in the Southern Hemisphere, a transition that also manifests in our evening skies as winter constellations start to vanish.

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

The galaxy cluster known as the "Leo Trio" appears in the early evening sky around the beginning of spring in the Northern Hemisphere in March. The ph... Deadline for medical students to return ...

Thursday is the first day of spring, or the vernal equinox, in the Northern Hemisphere. During an equinox, the center of the ...

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

In the winter, the sunrise is in the southeastern sky and the sunset is in the southwestern sky – a much shorter path across the Northern Hemisphere sky – so days are short and nights are long.

This means that after months of being pointed away from the sun during the winter, the Northern Hemisphere will now begin pointing toward the sun, according to In-the-Sky.org. As the Northern ...