Interested in what you just read?
Subscribe to the newsletter The ephemerides : everything that will happen in the sky during the coming month: what to watch, where to watch? All our newsletters
On March 20, at 3:33 p.m. UT, it will be the beginning of spring for thenorthern hemisphere. The day of theequinoxthe duration of the day and that of the night will be exactly equal in the northern hemisphere and thesouthern hemisphere.
Then, for the northern hemisphere, the duration of the day will become greater than that of the night. For the southern hemisphere, it’s the beginning of thefalland the phenomenon will be reversed.