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

The Earth’s axis is at right angles to the line from sun to Earth, the sun is directly over the equator and the lengths of ...

That means one half of the planet is still a little more lit than the other, even on an equinox. Earth isn’t the only planet that experiences equinoxes: Every planet in our solar system has them.

Spring officially begins in the Northern Hemisphere on March 20 with the vernal equinox as the entire world experiences an ...

Spring brings a dramatic change to Washington’s sky this year. The bright planets that have kept us company over the long ...

This month, a total lunar eclipse and blood moon will be viewable across the U.S. Here's the best times and places to view the eclipse in Mississippi.

An incredible image shows the spring equinox from space. On Friday, at 9:01 a.m. UK time, the Sun appeared directly above ...

The spring, or vernal [comma] equinox will occur during the morning of Thursday, March 20. Here's what it means.

the equinox marks the sun crossing above the equator, bringing the Northern Hemisphere spring. Autumn also starts in the Southern Hemisphere. The sun will cross the celestial equator at 4:01 a.m. CT ...