Everyday is an equinox on the equator. “equinox” means that the night and day last the same. That is true every day on the equator. read more
Everyday is an equinox on the equator. “equinox” means that the night and day last the same. That is true every day on the equator. However, it is true that the sun stays strictly on the east-west axis on those dates, when it leans a wee bit north or south the rest of the year. read more
At the equator, the sun is directly overhead at noon on these two equinoxes. The "nearly" equal hours of day and night is due to refraction of sunlight or a bending of the light's rays that causes the sun to appear above the horizon when the actual position of the sun is below the horizon. read more
Then it's another 89 days and 19 hours to the winter solstice — when the most direct sunlight strikes the Southern Tropic (or Tropic of Capricorn) — and another 89 days to get back to the spring equinox. An illustration of the spring and fall equinox and the summer and winter solstice. read more