Spring Solstice and Autumn Solstice.
Thats the equinoxes, halfway between longest and shortest days, happens twice a year: Once in the spring and once in the autumn
The date when daylight hours are equal to night hours is known as the equinox. This occurs twice a year, in March (spring equinox) and September (fall equinox), when the tilt of the Earth's axis is inclined neither away from nor towards the Sun, resulting in nearly equal day and night lengths.
A year is equal to 8,760 hours.
The duration of day and night is equal at the equator twice a year during the equinoxes in March and September. This phenomenon occurs because the Sun is directly above the equator, resulting in 12 hours of daylight and 12 hours of darkness.
A period of time when the day time hours are equal to the number of night time hours is called an equinox. This occurs twice a year, in spring and autumn, when the Earth's axis is tilted neither toward nor away from the sun.
The term used for the sun rising exactly 12 hours after it sets in the evening is called "equinox." This phenomenon occurs twice a year, during the spring and fall equinoxes, when the day and night are approximately equal in length.
The day when the number of daylight hours is equal to the number of darkness hours is known as the equinox. This occurs twice a year, usually around March 20th and September 22nd. At these times, the Earth's axis is not tilted towards or away from the sun, resulting in almost equal day and night.
Assuming one year is equal to 365 days, a year is equal to 8,760 hours. Rounded to two decimal places, 30,000 hours is equal to 3.42 years. Rounded to the nearest day, this is equal to 3 years, 153 days.
An equal day and night occurs twice per year on the summer and winter equinox.
A day with 12 hours of sunlight and 12 hours of darkness is known as an equinox. This occurs twice a year when the sun is directly above the equator, causing equal lengths of day and night. It marks the transition between seasons.
Twice every year when night and day are of equal length.
Twice, at the Summer and Winter Solstaces.