Home▸Physics & Mechanics▸Stellar Evolution: 2D Hertzsprung-Russell Diagram

⭐ Stellar Evolution: 2D Hertzsprung-Russell Diagram

Stellar evolution from protostar to white dwarf, neutron star or black hole.

Physics & Mechanics2DModerate60 FPS📱 Mobile-adapted⇄ 2D version

Details

CategoryPhysics & Mechanics

RenderingCanvas 2D

DifficultyModerate

Target FPS60

ControlsSliders for initial mass, evolution stage, playback rate, mass-loss efficiency, black-hole threshold, size exaggeration, glow and ejecta density; presets for a red dwarf, the Sun, Sirius, Betelgeuse and a black-hole progenitor; drag the marker on the diagram to set the mass and drag the timeline bar to scrub.

stellar evolutionHR diagrammain sequencesupernovawhite dwarfblack hole

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⚙ Under the hood

Interactive 2D Hertzsprung-Russell diagram that follows a star from protostar through main sequence and giant phases to a white dwarf, neutron star or black hole: drag the star marker to choose its mass and drag the timeline to scrub through its life.

stellar evolutionHR diagrammain sequencesupernovawhite dwarfblack hole

2D · HTML5 Canvas 2D · 60 FPS target · runs fully client-side, no install