"On the same day in 1989, forty-three infants are inexplicably born to random, unconnected women who showed no signs of pregnancy the day before. Seven are adopted by Sir Reginald Hargreeves, a billionaire industrialist, who creates the Umbrella Academy."
via
The Nerd Machine
https://www.newsarama.com/42233-nycc-2018-netflix-s-umbrella-academy.html