yeah this is simplified a lot. What it truly means is that some of the energy emitted at the core takes thousands of years to get "out". The energy is converted

yeah this is simplified a lot. What it truly means is that some of the energy emitted at the core takes thousands of years to get "out". The energy is converted multiple times, getting released as photons, then absorbed again, etc. https://www.askamathematician.com/2013/08/q-why-does-it-take-thousands-of-years-for-light-to-escape-the-sun/ https://www.askamathematician.com/2013/08/q-why-does-it-take...