Explaining equinoxes Equinoxes occur in between the solstices and signal the beginning of spring and autumn. The term equinox ...

Astronomical fall has officially arrived in the northern hemisphere. The suns most direct rays have been slowly shifting southwards on the planet.

In addition to refraction hastening sunrise and delaying sunset, there is another factor that makes daylight longer than night at an equinox: sunrise and sunset are defined as the times when the first ...

The autumnal equinox falls in September every year and marks the official start of the fall season. Here’s when the first day of fall is, the difference between solstices and equinoxes ...

Discover why summer ends and the role Earth's tilt plays in seasonal changes. Learn about the summer solstice, autumnal ...

The vernal equinox symbolizes the start of spring in the northern hemisphere (and the start of fall in the southern ...

Of the seven big cruise lines that make up the majority of cruises taken by North Americans, Celebrity Cruises has one of the ...

That way you will be ready for not only the Fall Equinox, but also Summer Solstice, Winter Solstice and Spring Equinox. Explain the science behind the Equinox in simple terms: the day when day and ...

This annual variation affects the timing of the red planet’s solstices and equinoxes. On Mars ... which may help explain why Mars’s atmosphere is now so thin. But in the ancient past ...

However, this wasn't enough to fully explain the color change ... that has previously been observed over the summer sunlit pole as the planet moves from equinox to solstice. Astronomers think this is ...

Explain to the children that the North Pole does not sit ... Our Autumn Equinox unit study goes into this in more detail: Or grab the entire Equinox and Solstice Bundle of unit studies. That way you ...