Equinoxes occur twice a year, with night and day being almost the exact same length all across the world. The next equinox is ...

For the northern hemisphere, the situation is reversed – the summer solstice places the noonday Sun high in the sky, with the longest period of daylight of the year.

The winter solstice is Saturday, bringing the shortest day and longest night of the year to the Northern Hemisphere — ideal conditions for holiday lights and warm blankets.

The only major difference between the northern and southern lights is the hemisphere in which they occur. Otherwise, they're the same phenomenon. They even tend to occur in sync.

Today, 21 June, is the June solstice. Also known as the summer solstice in the northern hemisphere and the winter solstice in the southern hemisphere, the June solstice marks the time at which the ...

Peak sunshine has arrived in the Northern Hemisphere — the summer solstice. Friday is the longest day of the year north of the equator, where the solstice marks the start of astronomical summer ...

Friday, June 20, 2025, marks the first astronomical day of summer in the Northern Hemisphere. It is also known as the summer solstice or June solstice and the longest day of the year.

The autumnal equinox, which signals the first day of fall, is about to arrive in the Northern Hemisphere. So when exactly does fall start?

The winter solstice is Saturday, bringing the shortest day and longest night of the year to the Northern Hemisphere — ideal conditions for holiday lights and warm blankets.