Fan Casting Supergirl in Superman: Up in the Sky (2025)

Kara is 23 years old. She was born on the earth year of September 22, 1987. She was 13 years old when she left Krypton to look after her baby cousin. But she got stuck in a warp zone and only aged a few years. Eventually she landed on Earth on Dec 8, 2022. Clark took her in and had her stay with Ma and Pa Kent. On May 30, 2023 she debuted as Supergirl. She has been going around here and there helping others as Supergirl.