Solar System Simulation in C

This project was provided to us by our institution, Indian Institute of Technology, Mandi.

Instructions

• Clone this repository or download its .zip
• Go to the directory and open a terminal.
• Create an input file say input.txt and add the details of the bodies as the given format.
• Build the program by make.
• Run the program by ./body input.txt and wait.
• When done, open Octave or MATLAB(untested) and type and run plot_all and you will obtain the trajectory plots of the bodies.

Format for Input file

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[Number of Bodies]

[Mass1] [Pos1 X] [Pos1 Y] [Pos1 Z] [Vel1 X] [Vel1 Y] [Vel1 Z]

[Mass2] [Pos2 X] [Pos2 Y] [Pos2 Z] [Vel2 X] [Vel2 Y] [Vel2 Z]

...

[Duration]

[Time Step]

Mass in kg, Distance in metres, and Time in seconds.

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Example, for Sun-Earth System-

2

1.989e30 0 0 0 0 0 0

5.972e24 1.496e9 0 0 0 30000 0

31557600

10

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Created by Utkarsh Kunwar, and Munish Kumar.