The existence of a donut shaped planet is technically possible as

Researchers propose new type of planetary object - AGU Newsroom

Stars What is an Exoplanet? – Exoplanet Exploration: Planets

Planets, Solar Smash Mobile Game Wiki

Erfan Pirmorad (@EPirmorad) / X

Donut planet, Astronomy Wiki

Donut planet, Astronomy Wiki

Scientists discover giant fiery doughnut-shaped galaxy

Arie N.S. (SeaMount) (@ArieNurS) / X

Apparently, Some People Believe the Earth Is Shaped Like a Donut

Can a donut shaped planet exist?

Humanity's future beyond Earth: Multiplanetary or Islands in Space