This animated map shows how global populations are distributed across Earth by dividing the globe into slices covering 10% of the Earth’s population. You can see the largest cities in each slice.

The July full moon, also known as the Buck Moon, occurs on July 10. It will share the evening sky with Mars and Saturn.

Most people have never seen the Little Dipper, because most of its stars are too dim to be seen through light-polluted skies.

Friday, June 20, is the longest first day of the year north of the equator, where the solstice marks the start of astronomical summer. On the opposite side of the Southern Hemisphere, where it is the ...

The summer solstice occurs this year on Friday, June 20, at 10:42 P.M. EDT. After the June solstice, days will get shorter ...

Peak sunshine has arrived in the Northern Hemisphere — the summer solstice. Friday is the longest day of the year north of ...

The official marker of the summer season arrives tonight. It's the summer solstice, which has been celebrated for thousands of years.

After the sun arrives at its solstice point, it will begin to migrate back toward the south and the amount of daylight in the ...

Spanning 40,000 kilometers of latitude, the equator passes through 13 countries, including Brazil, Kenya, and Indonesia. This imaginary line is just so much more than just being a geographical marker.

Our Earth’s circle of latitude passes through 11 countries: Indonesia (which has the longest cut), Ecuador, Colombia, Brazil, the Democratic Republic of São Tomé and Príncipe, Gabon, the ...

Several of these spaceports are found well above 50 degrees of latitude. If you don’t need the equator, you can pick a convenient location. And that's what countries and private companies do.