The summer solstice welcomes the first official day of summer. Find out about the science of the solstice and well as its ...

We can’t say we blame you, as the first day of fall is approaching! Come September, you can start your fall reset plan, and ...

The 2025 summer solstice takes place Friday, June 20, at 10:42 p.m. ET. The summer solstice is the longest day of the year, ...

June 20 marks the first official day of summer in 2025. That's on a Friday this year. It's also the date of the summer ...

An equinox happens when the sun's rays are directly over the equator, resulting in approximately equal hours of daylight and darkness worldwide. The summer solstice, the longest day of the year ...

During the equinox, the Earth’s axis and its orbit ... During the Northern Hemisphere’s summer solstice, the upper half of the earth is tilted in toward the sun, creating the longest day ...

An equinox occurs twice a year ... The longest day of the year is the summer solstice. What is the shortest day of the year? The shortest day of the year is the winter solstice.

The winter solstice marks the shortest day and longest night of the year. This happens in Australia when the South Pole is at ...

Near the summer solstice, which typically occurs around ... The Earth is at the autumnal equinox on or around Sept. 21 each year, happening Sept. 22 in 2021. This marks the beginning of longer ...

After the vernal equinox in March, the Northern Hemisphere tilts toward the sun until the June solstice, when the sun begins to migrate back south. At precisely 5:01 a.m. ET on Thursday ...

The vernal equinox marks the astronomical first day ... respectively. The summer solstice is considered the first day of summer and the winter solstice is considered the first day of winter.