File:Star and two exoplanets 1.png

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English

Star and two exoplanets

Summary[edit]

DescriptionStar and two exoplanets 1.png	English: Star and two exoplanets. Terrestrial exoplanet makes partial eclipse of star. The star has giant spots.
Date	2 February 2023
Source	Own work
Author	Merikanto

POV-Ray 3.7 source code

////////////////////////////////////////
//  star and two fictional exoplanets
//  neptune-like giant end terrestrial
// POV-Ray 3.7 source code
// 2.2.2023 0000.0001
//
//
#include "functions.inc"

camera { location <0,0,-10> look_at 0 angle 28 }

/*

 [1600x1200Q11, AA 0.3]

Width=1600
Height=1200
Antialias=On 
Quality=11
Antialias_Threshold=0.3

/

sky_sphere
{

  pigment {
  
  bozo    
    //granite
  //  wrinkles
   // dents
    
    scale 0.001
  color_map
  {
   [0 color rgb 0]
   [0.8 color rgb 0]
   [1 color rgb 1]
   }
   
  }

}

  
/* 
light_source {

   <20,4,-10> *1000*1000*1000
   color rgb 3

/

declare sun1= union {

 // photosphere
 
sphere {
0,0.8    

texture {
pigment {
    crackle
    turbulence 0.5
    scale 1/10
    
color_map {
   [ 0 color rgb <1,1/3,0> ]
   [1 color rgb <1,1/2,0> ]   
     }   
        
} 

finish {emission 1.25*2 reflection 0}
         
     }
     
  // spots
  

texture {

pigment {
granite
     scale 4
    
color_map { 
   [0 color rgb <1,1,1,1> ] 
    [0.2 color rgb <1,1,1,1> ] 
   [ 1 color rgb <1/2,1/2,1/4,0> ]
   
  
     }
}

}     
         
         
         
}
     
     
   sphere // outer corona
{ 0,2 pigment { rgbt 1 } hollow
  interior
  { media
    { emission 1
      density
      { spherical density_map
             
        { [0.0 rgbt <1/1000,1/3000,1/10000,1>]
          [0.2 rgbt <1/300,1/900,1/3000,1/2>]
          [0.8 rgbt <1/30,1/90,1/300,1>]
          [1 rgbt 1]
        }
      }
    }
 }

scale 1.7

}   


/*

  // corona3

sphere{
	<0,0,0>,
	1
	hollow
	no_shadow
	no_reflection
	pigment{ rgbf 1}
	interior{
		media{
			emission 2
			absorption 0.5
			density{
				spherical
				density_map{
					[0.0 rgb 0]
					[0.1 rgb <0.001,0.001,0.001>]
					[0.7 rgb <0.3,0.3,0.3>/2]
					[0.9 rgb <1,1,1>/2]
					[1.0 rgb <2,2,2>/2]
				}
			}
			density{
			//  marble
			agate
			//	bozo
			//granite
			//  dents  
			//  wrinkles 
			scale 5
				turbulence 4
				lambda 2
				density_map{
					[0.00 rgb 0.3/2]
					[0.33 rgb 1.0/2]
					[0.66 rgb 1.7/2]
					[1.00 rgbt 0/2]
				}
			}


}}
scale 2
}

/

 /*
  // inner corona , cromosph ??

sphere{
	<0,0,0>
	1.0
	hollow
	no_shadow
	no_reflection
	pigment{ rgbf 1}
	interior{
		media{
			emission 2
			absorption 0.5
			density{
				spherical
				density_map{
					[0.0 rgb 0]
					[0.1 rgb <0.002,0.001,0.001>]
					[0.8 rgb <0.6,0.3,0.3>]
				//	[0.9 rgb <1,0.9,0.9>]
					[1.0 rgb <4,2,2>]
				}
			}
			density{
				bozo
				turbulence 10
				lambda 2
				density_map{
					[0.00 rgb 0.3]
					[0.33 rgb 1.0]
					[0.66 rgb 1.7]
					[1.00 rgbt 0]
				}
			}


}}
scale 1.3
}

   */
            
            /*
// corona2
sphere {0,1

pigment { rgbt 1 } hollow 


  interior
  { media
    {
      emission 2
    // scattering { 3, 1 
  //  samples 10,20
  // } 
    
density {
       radial 
       turbulence .15
       lambda 2 
       turbulence 0.5  
    //   omega 0.7
       frequency 15
        
       // density_map {
        // //      [0 rgb <.125,.5,1.33>*.025*(1/1)]
         // //     [1 rgb <.25,.67,1.25>*(.033+(1.05/15))*(1/1)]
          // //    }   
         
                  density_map {
               [0 rgb <.2,.2,.2>*.025*(1/1)]
               [1 rgb <.8,.8,.8>*(.033+(0/15))*(1/1)]
            
             
               }
            
            
            
         sine_wave 
         
         rotate z*45
        // scale <.25,.125,.25>*2 rotate <5,0,5>    
         
         rotate x*0
      //   translate y*1
        
    //    translate y*3
         
         
         }  
           
        scale 0.7   
  }  //media
  
   media
    { emission 1
      density
      { spherical density_map
             
        { [0.0 rgbt <1/100,1/100,1/100,1>]
          [0.2 rgbt <1/30,1/30,1/30,1/2>]
          [0.8 rgbt <1/3,1/3,1/3,1>]
          [1 rgbt 1]
        }
      }
    }

//  }

  } // interior  
  
  
  scale 1.4 
  
  }
         
         */
 








 



 // inner corona , cromosph ??

declare inner1=sphere{

	<0,0,0>
	1.2
	hollow
	no_shadow
	no_reflection
	pigment{ rgbf 1}
	interior{
		media{
			emission 2
			absorption 0.5
			density{
				spherical
				density_map{
					[0.0 rgb 0]
					[0.3 rgb <0.002,0.001,0.001>]
					[0.6 rgb <0.6,0.3,0.3>]
					[0.7 rgb <1,0.9,0.9>]
					[1.0 rgb <4,2,2>]
				}
			}
			density{
				bozo
				turbulence 2
				lambda 2
				density_map{
					[0.00 rgb 0.3]
					[0.33 rgb 1.0]
					[0.66 rgb 1.7]
					[1.00 rgbt 0]
				}
			}
			density{
				bozo
				scale 3
				turbulence 2
				lambda 2
				density_map{
					[0.00 rgb 1.0]
					[0.33 rgb 0.0]
					[0.66 rgb 1.0]
					[1.00 rgbt 10.0]
				}
			}
			density{
				bozo
				scale 1/5
				turbulence 2
				lambda 2
				density_map{
					[0.00 rgb 1.0]
					[0.33 rgb 0.0]
					[0.66 rgb 1.0]
					[1.00 rgbt 10.0]
				}
			}
		}
	}
	 scale 1.4
//	scale 0.55
//	translate -3*z
}

 
}

declare planet1=

union {

sphere {

0,1  
pigment {
color <0,0,0.25>
}

sphere {0,1

pigment { rgbt 1 } hollow
  interior
  { media
    { scattering { 3, 1 
  //  samples 10,20
    }
    
           density
      { spherical density_map
             
        { [0.0 rgbt <1/2,1/2,1/2,1>]
          [0.05 rgbt <1/1,1/1,1/1,1/2>]
          [0.1 rgbt <1/1,1/1,1/1,1/2>]
          [1 rgbt 0.5]
        }
       }
    }
  }
  
  

scale 1.03

}
}

declare planet2= union {

// earthlike planet
sphere {
	0,
	0.05
	no_reflection
	no_shadow
	pigment{
		rgb <.2,.3,.8>
	}
	finish {
		ambient 0
		specular 0.5
	}
	normal {
		bumps 0.5
		scale 0.001
	}
}
sphere{
	0,
	0.0505
	no_reflection
	no_shadow
	pigment {
		granite
		color_map{
			[0.00 rgbt <1,1,1,1>]
			[0.35 rgbt 1]
			[0.40 rgbt <1,1,1,0.8>]
			[0.50 rgb 0.8]
			[1.00 rgb 1.2]
		}
		scale 0.05
		turbulence 0.3
		lambda 2
		omega 0.2
		translate 0.1
	}
	finish{
		ambient 0
	}
}
sphere {0,1

pigment { rgbt 1 } hollow
  interior
  { media
    { scattering { 3, 1 
  //  samples 10,20
    }
    
           density
      { spherical density_map
             
        { [0.0 rgbt <1/2,1/2,1/2,1>]
          [0.05 rgbt <1/1,1/1,1/1,1/2>]
          [0.1 rgbt <1/1,1/1,1/1,1/2>]
          [1 rgbt 0.5]
        }
       }
    }
  }
  
  

scale 1.04*0.05

}
}

declare giant_planet_1=

 object {

sphere {<0 , 0 , 0> , 1.}
texture {

pigment {

function {
    (sin(y*pi)+1)/2 *f_wrinkles(0,y,0)  
   }

scale 1/4

color_map {  
 //    [0 color rgb <1/3,1/3,1>]
  // [1 color rgb <0.1,0.1,0.7>]

        [0 color rgb <0,1/3,1>/4]
   [1 color rgb <0,1,3/4>/2]

} // pig
}

   
texture  {

 pigment {

function {
    (sin(y*pi)+1)/2 *f_wrinkles(0,y*10,0)  
   }

 turbulence y*0.1
     scale 1/10
 //  sine_wave

color_map {  
     [0.0 color rgbt <0,0,1,0.7>] 
//[0.7 color rgbt <0,0,0, 1>]
   [1 color rgbt <0,0,1, 1>]
 }
                      
  warp 
  {
   black_hole <0.0,-0.25,-1>,0.15

        falloff 2
   strength 10.0  
    turbulence <0.25, 0.25, 0>
      inverse
    }
   } 
 finish
   {
reflection 0

refraction 1
}
} // tex


texture  {

 pigment {

function {
    (sin(y*pi)+1)/2 *f_wrinkles(0,y,0)  
   }

// turbulence y*0.05
   frequency 100
  sine_wave

color_map {  
     [0.0 color rgbt <1,1,1,1>] 
[0.8 color rgbt <1,1,1, 1>]
   [1 color rgbt <1,1,1, 0.995>]
 }


    
} 
} // tex


texture  {

 pigment {

function {
    (sin(y*pi)+1)/2 *f_wrinkles(x,y*1000,z)  
   }

 turbulence y*0.05

//  sine_wave

color_map {  
     [0.0 color rgbt <1,1,1,1>] 
[0.7 color rgbt <1,1,1, 1>]
   [1 color rgbt <1,1,1, 0.5>]
 }
                      
       warp 
  {
   black_hole <0.0,-0.25,-1>,0.15

        falloff 2
   strength 10.0  
    turbulence <0.25, 0.25, 0>
      inverse
    }

} 
} // tex

  
finish {

ambient 0
}

//rotate <90,0,0>
}

#declare ring01=

disc {

<0,0,0>
<0,0,0.1>
2.6
2.25

texture {
pigment {
waves
color_map{
[0 color rgb <0.4,0.4,0.4>]
[1 color rgb <0,0,0>]
}
}
finish {
ambient 0
}
scale 0.03

}
}

declare ring02=

 disc {
<0,0,0>
<0,0,0.1>
2.2
1.4099

texture {
pigment {
waves
color_map{
[0 color rgbt <0.7,0.7,0.6,0.5>]
[1 color rgbt <0,0,0,1>]
}
}
finish {
ambient 0
}
scale 0.03

}
}

declare ring03=

disc {

<0,0,0>
<0,0,0.1>

// 2.7
// 2.61

 2.5
2.8

texture { pigment { rgbf <0.1,0.1,0.1, 0.95> }}

declare ring04=

disc {
<0,0,0>
<0,0,0.1>
1.41
1.3

texture { pigment { rgbf <0.9,0.9,0.8, 0.8> }}

declare rings1= union

object {ring01}
              
object {ring02}
object {ring03}
object {ring02}

finish {

ambient 0
diffuse 0.8
}
}

declare ringplanet_01=union{

object {giant_planet_1}

object {rings1}

}


}

/*

declare fn_Hills = function

 pigment
 {  
   wrinkles
  // bumps
   warp
   { turbulence 0.5 }
   scale 0.2 
   scale <2,1,2>
 }

declare terrain1=object

 height_field
 {
 //  function 1000,1000
  function 2000,2000
   { fn_Hills (x, y, z).red }
 }
 pigment
 {  
   wrinkles
   scale 0.1/2
  // gradient y
   color_map
   {
 //    [0.0 color rgb <245,222,179>/255]
         [0.0 color rgb 1]
     [1.0 color rgb <160,82,45>/255]
   }
 }
 finish
 { 
 diffuse 0.7    
 //  specular 0.5
 //  phong 1.0
//   reflection 0.2
 }
 translate <-0.5, -0.25, -0.5>
 scale <0.5, 0.03, 0.5>*1/2
 translate <0,-0.03,-10>

*/

//object { terrain1 }

object {sun1}

object {
//  planet2

// scale 8

planet2

scale 3

translate x*-0.5  
translate y*-0.25
translate z*-3


}

 
object {
//ringplanet_01

giant_planet_1

scale 0.2


//rotate x*90
rotate <120, -30, 0>  
translate x*1 
translate z*-5
finish {

ambient 0

} }

Licensing[edit]

I, the copyright holder of this work, hereby publish it under the following license:

This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International license.

You are free:

to share – to copy, distribute and transmit the work
to remix – to adapt the work

Under the following conditions:

attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	15:35, 2 February 2023		1,600 × 1,200 (504 KB)	Merikanto (talk \| contribs)	Uploaded own work with UploadWizard

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This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.

PNG file comment	Render Date: 2023-02-02 15:31:50Z Platform: x86_64-pc-win Compiler: msvc 10
File change date and time	15:31, 2 February 2023
Software used	POV-Ray 3.7.0

File:Star and two exoplanets 1.png

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2 February 2023

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File:Star and two exoplanets 1.png

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