Herein we discuss the core of the Sun and its conditions. The core of the Sun is where all of the action begins. It contains the conditions we find in all stars on the Main Sequence. This is part of my intro Astronomy class taught at Willam Paterson University and CUNY Hunter. The core of the Sun: Hydrostatic Equilibrium: Ideal Gas Law: Stellar Structure equations: Helioseismology: NASA's SDO view of the Sun's vibrations and waves: NASA's SDO HMI Instrument: 0:00 Introduction 0:01 Down in the Core of the Sun 1:25 Putting Stars Together 3:30 How does Pressure vary in the Sun? 5:17 Hydrostatic Equilibrium 6:50 Laws of Stellar Structure I: The Ideal Gas Law 10:53 The Central Temperature 12:26 The Central Pressure 14:26 The Central Density 15:48 General Solar Conditions.... 17:01 The Sun's Interior, from the inside out... 17:22 The Density of the Sun from the core out... 18:14 The Temperature of the Sun, core to surface...