Meghan Marklehas been keeping an exciting secret for the past three months!

After the couple officially made the announcement in a statement via Kensington Palace on Monday, a royal source told PEOPLE thatMeghan has had her 12-week scanand is “feeling well.”

The future royal mom found subtle ways to hide her pregnancy over the past couple of months.

In August, her clothes became noticeably baggier than usual. While attending a friend’s wedding on August 4, Meghan opted for a billowing shirtdress from Club Monaco.

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The former actress also knows the power of a good prop. Meghan has been holding her clutches and flowers in front of her belly on royal outings.

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And when she touched down in Sydney, Australia, on Monday alongside Harry, she was clutching two large folders in front of her stomach.

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Meghan’s royal sister-in-law,Kate Middleton, typically isn’t able to wait until the 12-week mark to announce her pregnancies because she suffers from acute morning sickness, also known as Hyperemesis Gravidarum.

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The palace made Kate’s last pregnancy announcement last year within the two-month mark of herpregnancy with Prince Louisbecause of her illness. When she was pregnant withPrincess Charlotte, Kate was also cared for at home at Apartment 1A of the palace. And she got so sick during her first pregnancy withPrince Georgethat she ended up in the hospital for treatment during her first trimester.

source: people.com