Chandrasekhar-Schönberg limit

Chandrasekhar-Schönberg limit

[‚chən·drə′shā‚kär ′shərn‚bərg ‚lim·ət]
(astrophysics)
A mass limit for the isothermal, helium core of a main-sequence star above which the star must rapidly increase in radius and evolve away from the main sequence. Also known as Schönberg-Chandrasekhar limit.