It's a girl for model Kate Upton, Astro Justin Verlander

It's a girl for supermodel Kate Upton and her husband Houston Astros pitcher Justin Verlander.

Justin Verlander, left, and Kate Upton arrive at the 2018 Maxim Hot 100 Experience at the Hollywood Palladium on Saturday, July 21, 2018, in Los Angeles. [Photo: AP]

Upton used her Instagram site to announce the birth of the couple's first child - Genevieve Upton Verlander - and the date Nov. 7. The site features a black-and-white photo of an infant with her hand to her mouth.

Further details about the baby and where the child was born weren't released.

Kate Upton arrives at the 2018 Maxim Hot 100 Experience at the Hollywood Palladium on Saturday, July 21, 2018, in Los Angeles. [Photo: AP]

Kate Upton arrives at the 2018 Maxim Hot 100 Experience at the Hollywood Palladium on Saturday, July 21, 2018, in Los Angeles. [Photo: AP]

Upton and Verlander wed last November in Italy after the pitching ace helped the Astros win their first World Series. Upton in July announced the pregnancy, also on Instagram, in a post with the hashtag "pregnant in Miami."

In this Feb. 22, 2018, file photo, supermodel Kate Upton and husband professional baseball player Justin Verlander attend the Breitling Global Roadshow event at The Duggal Greenhouse in New York. Upton and Verlander are expecting their first child. Upton announced the pregnancy on Instagram on Saturday, July 14, 2018, in a post with the hashtag "pregnant in Miami" where she tagged Verlander. [Photo: AP]