Gravity Darkening · Von Zeipel's Oblate Star
unseel.com · hot poles · cool bulging equator · T_eff ∝ g_eff^β
Spin 0% breakup
T_pole − T_eq 0 K
State
Hot bright poles
Cool dim equator
Rotation axis
Effective gravity g_eff
Unseel.com · Gravity Darkening