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

When the North Pole tilts toward the sun, it's summer in the Northern Hemisphere ... as the sun's annual journey through the constellations of the zodiac carries it across the celestial equator ...

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

Millions of years ago, our Solar System sailed through the Orion Complex, part of the vast Radcliffe Wave structure. This ...

At that latitude, there are short hours of daylight in the winter and the opposite in the summer. Most visitors ... Aurora Borealis (Northern Lights) is a feature unique to the Northern Hemisphere and ...

Some may even say it is quite different from the Northern Hemisphere. From the dramatic fjords of New Zealand to the expansive deserts of Australia, and the icy wilderness of Antarctica to the ...

From a partial solar eclipse, to bright planets, and the end of the meteor shower 'drought', there is plenty to see in the ...

According to Dr. Schmoll, the Earth's magnetic field has a north and south pole, just like any magnet. The sun does as well.