On which part of the Hertzsprung-Russell (H-R) diagram does a star settle after achieving stability?

Answer

The Main Sequence.

Once hydrostatic equilibrium is established, the star settles onto the Main Sequence of the H-R diagram, marking the longest and most stable phase of its existence.

On which part of the Hertzsprung-Russell (H-R) diagram does a star settle after achieving stability?

#Videos

6.2.2 The Formation of Stars - GCSE & IGCSE Physics - YouTube

GCSE Physics - The Life Cycle Of Stars / How Stars are Formed and ...

physicsstabilitystarformationIGCSE