Carrie Fisher, the actress and writer best known as Star Wars' Princess Leia, has died.

Fisher's family spokesperson Simon Hall released a statement on behalf of Fisher's daughter, Billie Lourd:

It is with a very deep sadness that Billie Lourd confirms that her beloved mother Carrie Fisher passed away at 8:55 this morning. She was loved by the world and she will be missed profoundly. Our entire family thanks you for your thoughts and prayers.

Fisher suffered a heart attack on Dec. 23. Fisher's mother, actress Debbie Reynolds, tweeted on Christmas that Fisher was in stable condition