🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.42 AU - 0.58 AU

Year: 228 Days

Day: 13.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.8

Radius: 14.6

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.77 AU - 1.93 AU

Year: 1625 Days

Day: 10.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 75,326,096 km

• M1: 181,761 km (0.074 R)
• M2: 793,168 km (0.083 R)
• M3: 1,290,581 km (0.118 R)
• M4: 2,003,564 km (0.106 R)
• M5: 2,726,571 km (0.069 R)
• M6: 3,462,592 km (0.104 R)
• M7: 9,496,174 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.9

Radius: 8.7

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.92 AU - 2.92 AU

Year: 2431 Days

Day: 14.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 75,326,096 km

• M1: 114,891 km (0.091 R)
• M2: 540,647 km (0.084 R)
• M3: 995,723 km (0.108 R)
• M4: 1,945,820 km (0.1 R)
• M5: 4,618,236 km (0.096 R)
• M6: 5,206,455 km (0.067 R)
• M7: 6,717,692 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926

Radius: 14.8

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.41 AU - 3.23 AU

Year: 3058 Days

Day: 14 Hours

Environment

Temp: -198 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,326,096 km

• M1: 184,005 km (0.102 R)
• M2: 841,488 km (0.078 R)
• M3: 1,403,078 km (0.096 R)
• M4: 2,042,460 km (0.084 R)
• M5: 2,507,560 km (0.094 R)
• M6: 3,114,478 km (0.117 R)
• M7: 3,677,864 km (0.081 R)
• M8: 4,466,544 km (0.091 R)
• M9: 6,124,387 km (0.056 R)
• M10: 7,140,755 km (0.11 R)
• M11: 8,059,884 km (0.116 R)
• M12: 9,168,106 km (0.071 R)
• M13: 10,457,190 km (0.09 R)
• M14: 12,360,075 km (0.1 R)
• M15: 13,345,626 km (0.047 R)
• M16: 14,740,327 km (0.073 R)
• M17: 15,526,613 km (0.073 R)
• M18: 16,340,575 km (0.079 R)
• M19: 17,354,699 km (0.088 R)
• M20: 18,590,527 km (0.107 R)
• M21: 19,695,906 km (0.103 R)
• M22: 21,902,774 km (0.085 R)

Asteroid Belt

Center: 3.39 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.8

Radius: 13

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.39 AU - 4.51 AU

Year: 5069 Days

Day: 8.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 75,326,096 km

• M1: 162,164 km (0.103 R)
• M2: 938,876 km (0.089 R)
• M3: 1,356,404 km (0.116 R)
• M4: 1,842,148 km (0.106 R)
• M5: 7,897,870 km (0.074 R)
• M6: 8,397,228 km (0.116 R)
• M7: 11,936,265 km (0.099 R)
• M8: 14,520,418 km (0.115 R)
• M9: 18,771,242 km (0.108 R)
• M10: 19,542,419 km (0.118 R)
• M11: 20,458,406 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.6

Radius: 11.6

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.52 AU - 5.18 AU

Year: 5858 Days

Day: 10 Hours

Environment

Temp: -205 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,326,096 km

• M1: 144,212 km (0.12 R)
• M2: 1,286,841 km (0.079 R)
• M3: 2,077,914 km (0.054 R)
• M4: 2,458,192 km (0.112 R)
• M5: 4,858,041 km (0.057 R)
• M6: 5,818,011 km (0.11 R)
• M7: 7,414,220 km (0.109 R)
• M8: 7,874,982 km (0.103 R)
• M9: 8,853,800 km (0.097 R)
• M10: 10,189,261 km (0.115 R)
• M11: 12,870,054 km (0.12 R)
• M12: 16,180,206 km (0.083 R)
• M13: 19,799,877 km (0.085 R)
• M14: 20,763,885 km (0.119 R)
• M15: 21,993,131 km (0.076 R)
• M16: 22,387,022 km (0.045 R)
• M17: 22,946,369 km (0.093 R)
• M18: 23,761,677 km (0.095 R)
• M19: 24,935,272 km (0.116 R)
• M20: 29,064,323 km (0.08 R)
• M21: 32,904,650 km (0.117 R)
• M22: 33,420,314 km (0.095 R)
• M23: 37,070,652 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.7

Radius: 15

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 4.26 AU - 4.94 AU

Year: 6370 Days

Day: 9 Hours

Environment

Temp: -224 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 75,326,096 km

• M1: 187,147 km (0.076 R)
• M2: 700,866 km (0.068 R)
• M3: 1,174,493 km (0.115 R)
• M4: 2,206,569 km (0.105 R)
• M5: 3,111,337 km (0.099 R)
• M6: 4,375,887 km (0.037 R)
• M7: 5,481,266 km (0.098 R)
• M8: 6,665,483 km (0.117 R)
• M9: 7,716,109 km (0.084 R)
• M10: 8,874,594 km (0.026 R)
• M11: 10,013,782 km (0.084 R)
• M12: 11,059,322 km (0.049 R)
• M13: 12,026,771 km (0.059 R)
• M14: 13,636,893 km (0.03 R)
• M15: 14,297,368 km (0.102 R)
• M16: 17,155,435 km (0.104 R)
• M17: 20,732,470 km (0.08 R)
• M18: 21,385,913 km (0.044 R)
• M19: 21,978,171 km (0.117 R)
• M20: 22,505,354 km (0.103 R)
• M21: 23,506,912 km (0.09 R)
• M22: 25,847,969 km (0.041 R)
• M23: 27,377,009 km (0.064 R)
• M24: 31,844,749 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.5

Radius: 12.6

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.79 AU - 6.99 AU

Year: 9230 Days

Day: 9.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 75,326,096 km

• M1: 173,234 km (0.099 R)
• M2: 675,883 km (0.039 R)
• M3: 2,004,611 km (0.119 R)
• M4: 3,366,999 km (0.11 R)
• M5: 3,865,908 km (0.078 R)
• M6: 4,362,124 km (0.062 R)
• M7: 4,985,199 km (0.116 R)
• M8: 5,483,360 km (0.089 R)
• M9: 6,014,582 km (0.099 R)
• M10: 6,477,737 km (0.074 R)
• M11: 6,964,529 km (0.061 R)
• M12: 9,205,056 km (0.114 R)
• M13: 9,687,360 km (0.1 R)
• M14: 10,512,990 km (0.094 R)
• M15: 15,916,615 km (0.062 R)
• M16: 17,594,654 km (0.069 R)
• M17: 20,108,796 km (0.066 R)
• M18: 22,615,907 km (0.089 R)
• M19: 35,588,735 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 480.4

Radius: 6.8

Gravity: 10.39 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 9.66 AU - 12.32 AU

Year: 23524 Days

Day: 18.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 75,326,096 km

• M1: 90,507 km (0.098 R)
• M2: 364,720 km (0.077 R)
• M3: 668,553 km (0.096 R)
• M4: 964,607 km (0.082 R)
• M5: 1,177,634 km (0.101 R)
• M6: 1,789,939 km (0.084 R)
• M7: 2,691,415 km (0.066 R)
• M8: 3,594,986 km (0.1 R)
• M9: 3,926,795 km (0.113 R)
• M10: 4,148,349 km (0.12 R)
• M11: 4,547,775 km (0.1 R)
• M12: 5,308,331 km (0.086 R)
• M13: 5,540,507 km (0.105 R)
• M14: 6,066,792 km (0.106 R)
• M15: 6,581,708 km (0.043 R)
• M16: 7,313,092 km (0.118 R)
• M17: 9,546,289 km (0.074 R)
• M18: 9,774,725 km (0.039 R)
• M19: 10,542,461 km (0.088 R)
• M20: 10,972,256 km (0.098 R)
• M21: 11,349,841 km (0.064 R)
• M22: 14,018,816 km (0.113 R)
• M23: 17,331,512 km (0.099 R)
• M24: 21,228,237 km (0.048 R)
• M25: 24,481,093 km (0.099 R)
• M26: 25,343,375 km (0.116 R)
• M27: 26,003,102 km (0.109 R)
• M28: 29,838,642 km (0.076 R)
• M29: 33,638,128 km (0.092 R)
• M30: 34,568,777 km (0.049 R)
• M31: 37,890,448 km (0.077 R)
• M32: 39,335,115 km (0.119 R)
• M33: 47,277,714 km (0.071 R)
• M34: 49,290,404 km (0.094 R)
• M35: 57,913,375 km (0.112 R)
• M36: 59,441,816 km (0.068 R)
• M37: 62,379,769 km (0.087 R)
• M38: 71,990,834 km (0.062 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 17,673 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit