Galaxy Physics

Below is a flowchart indicating the physical components and processes that typically occur in the evolution of a galaxy in Galacticus. (Galacticus is highly modular - many different components and processes can be included and excluded - this is intended just as a typical example.)

flowchart LR
    subgraph Disk
     direction TB
     DiskISM[ISM]
     DiskStars[Stars]
    end
    subgraph Spheroid
     direction LR
     SpheroidISM[ISM]
     SpheroidStars[Stars]
    end
    subgraph Environment
     direction LR
     CGM[<a href='https://github.com/galacticusorg/galacticus/wiki/CGM-Physics' style='text-decoration: none'>CGM</a>]
     IGM
    end
    CGM -->|<a href='https://github.com/galacticusorg/galacticus/wiki/CGM-Cooling-Physics' style='text-decoration: none'>cooling</a>| DiskISM
    DiskISM -->|<a href='https://github.com/galacticusorg/galacticus/wiki/Star-Formation-Physics' style='text-decoration: none'>star formation</a>| DiskStars
    DiskStars -->|<a href='https://github.com/galacticusorg/galacticus/releases/download/bleeding-edge/Galacticus_Physics.pdf#physics.stellarPopulationProperties' style='text-decoration: none'>recycling</a>| DiskISM
    SpheroidISM -->|<a href='https://github.com/galacticusorg/galacticus/wiki/Star-Formation-Physics' style='text-decoration: none'>star formation</a>| SpheroidStars
    SpheroidStars -->|<a href='https://github.com/galacticusorg/galacticus/releases/download/bleeding-edge/Galacticus_Physics.pdf#physics.stellarPopulationProperties' style='text-decoration: none'>recycling</a>| SpheroidISM
    Disk -->|<a href='https://github.com/galacticusorg/galacticus/releases/download/bleeding-edge/Galacticus_Physics.pdf#physics.galacticDynamicsBarInstability' style='text-decoration: none'>instability</a>| Spheroid
    DiskISM -->|<a href='https://github.com/galacticusorg/galacticus/wiki/Outflow-Physics' style='text-decoration: none'>outflow</a>| Environment
    SpheroidISM -->|<a href='https://github.com/galacticusorg/galacticus/wiki/Outflow-Physics' style='text-decoration: none'>outflow</a>| Environment

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