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⭐ Molecular Cloud Collapse: Jeans Instability and Star Birth

Collapse a molecular cloud core with a 1-D Lagrangian hydrodynamics code: Jeans mass, isothermal infall, protostar and disk formation, bipolar jets, the Hayashi track and hydrogen ignition at 10 million kelvin.

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⚙ Under the hood

A 1-D Lagrangian hydrodynamics code collapses a molecular cloud core: Jeans mass and Bonnor-Ebert threshold, isothermal infall, first core, protostar with accretion disk and bipolar jets, then Hayashi-track contraction to hydrogen ignition at about 10 million kelvin.

Jeans instabilitystar formationprotostarHayashi trackaccretion disk

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