Longest Day of the Year 2023: Today is 21 June. This day is very important for the whole Earth as the Northern hemisphere experiences biggest day and shortest night at the time. Also, on this day the Southern hemisphere experiences shortest day and biggest night. There are two days in a year when the phenomena of longest day happen. Let’s know briefly about this.
why june 21 is longest day of the year? Or, why 21 june is longest day?
21 June, Also known as Summer solstice. On 21 June the Sun shines directly over the Tropic of Cancer (23.5° N). This heppend because the Earth is tilted in this way that the Northern hemisphere is nearer to the Sun. This day about every place of the Northern hemisphere receives more sunlight than normal day. Thus, On this day the Northern hemisphere experiences biggest day and shortest night.
Opposit to this, The Southern hemisphere receives less sunlight than the normal days. So the Southern hemisphere experiences shortest day and biggest night. This day is known as winter solstice.
Now this is the time to know everything behind this universal phenomena.
Science behind these phenomena
To know about Longest Day of the Year 2023. First of all you need to know that the Earth has 5 important parallels of Latitude.
The Earth has an imaginary line lie on the mid, Drawn from the East to the West. It is also called 0° latitude. This line divides the into two equal halves the Northern hemisphere and the Southern hemisphere. Tropic of Cancer and Tropic of Capricorn lie on 23.5° north and south hemisphere respectively. Also, Arcatic circle and Antarctic circle lie on 66.5° north and south hemisphere respectively.
On 20-21 March the Sun light falls directly on the Equator. This time the Sun light moves towards the Northern hemisphere. This day the whole Earth experiences equal day and night. This day is called Equinox. After this the Sun light goes towards the Tropic of Cancer. At any time on the period of between 20-22 June, The Sun shines directly over to the Tropic of Cancer (कर्क रेखा)। This day, The whole Northern hemisphere experiences biggest day and shortest night. The Sun light does not shines directly on the head beyond the Tropic of Cancer. This time the Northern hemisphere experiences summer season and the Southern hemisphere experiences winter season.
After summer solstice the Sun light shines back towards the Equator. And on 21 September the phenomena is same like 20-21 March. This is also called Equinox. This time the Northern hemisphere experiences Autumn season and the Southern hemisphere experiences Spring season.
On 22-23 December the Sun light shines directly over on the Tropic of Capricorn in the Southern hemisphere, And the Southern hemisphere experiences biggest day and shortest night.
I think you understood the about Longest Day of the Year 2023. This website is mainly related to provide information related to government vacancy. So if you also want to know information related to government vacancies, then must visit gyanken.in .