The Udinese midfielder who is on loan at Turkish side Bursaspor posted a message of condolence on his Twitter account indicating his mood on the shocking departure of the Italy international.
Badu tweeted:
Fiorentina and Italy international defender Astori was found dead from a suspected heart attack in his hotel room in Udine where his team were staying ahead of Sunday's scheduled Serie A game with Udinese.
Astori leaves behind a wife and a two-year-old daughter.