The autumnal equinox happens Tuesday, Sept. 22 at 9:31 a.m. Eastern Daylight Time, Earth will angle perfectly sideways to the sun. Neither pole will tip toward or away from that favorite star of ours, making days and nights equal.
The autumnal equinox happens Tuesday, Sept. 22 at 9:31 a.m. Eastern Daylight Time, Earth will angle perfectly sideways to the sun. Neither pole will tip toward or away from that favorite star of ours, making days and nights equal.