08/13/2011 at 09:30 AM EDT
, already mom to 5-year-old Alice, has introduced a new addition to the family.
The 30 Rock
star welcomed a healthy baby girl, Penelope Athena Richmond, on Wednesday with her composer husband Jeffrey Richmond, 50, her rep tells PEOPLE.
The multiple Emmy-winner joked with Ellen DeGeneres
during her pregnancy that she and her husband wanted to wait to discover
the baby's gender. "I'm just going to see what it chooses to wear to prom," Fey said at the time.
The comedian also called her second pregnancy "easy."
author, 41, first revealed her pregnancy
to Oprah Winfrey
She spoke about agonizing over having a second kid – but explained how she and her husband decided it was time to expand their family.
Said Fey at the time: "My husband and I really decided that we felt rather than risk having 30 Rock
end in several years and feeling like part of our family is missing that we were going to prioritize our family."