🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.9

Radius: 8

Gravity: 11.86 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.57 AU - 0.63 AU

Year: 321 Days

Day: 13.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,105,991 km

• M1: 99,483 km (0.105 R)
• M2: 368,759 km (0.112 R)
• M3: 649,105 km (0.101 R)
• M4: 947,703 km (0.034 R)
• M5: 1,269,188 km (0.077 R)
• M6: 1,636,002 km (0.059 R)
• M7: 2,080,308 km (0.114 R)
• M8: 2,331,483 km (0.114 R)
• M9: 2,631,277 km (0.069 R)
• M10: 2,936,457 km (0.1 R)
• M11: 3,376,274 km (0.087 R)
• M12: 3,653,629 km (0.112 R)
• M13: 4,137,129 km (0.092 R)
• M14: 4,620,629 km (0.085 R)
• M15: 4,919,676 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.5

Radius: 12.7

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.9 AU - 1.22 AU

Year: 753 Days

Day: 9 Hours

Environment

Temp: -179 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,105,991 km

• M1: 157,975 km (0.108 R)
• M2: 572,062 km (0.097 R)
• M3: 1,037,312 km (0.067 R)
• M4: 1,745,957 km (0.112 R)
• M5: 2,439,941 km (0.043 R)
• M6: 3,157,263 km (0.12 R)
• M7: 3,748,474 km (0.068 R)
• M8: 4,892,150 km (0.106 R)
• M9: 5,333,613 km (0.067 R)
• M10: 5,801,555 km (0.082 R)
• M11: 6,296,874 km (0.115 R)
• M12: 6,885,242 km (0.12 R)
• M13: 7,579,077 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.3

Radius: 12

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.59 AU - 2.23 AU

Year: 1822 Days

Day: 13.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,105,991 km

• M1: 152,291 km (0.092 R)
• M2: 679,773 km (0.088 R)
• M3: 1,202,168 km (0.096 R)
• M4: 1,913,058 km (0.085 R)
• M5: 3,305,066 km (0.114 R)
• M6: 4,132,791 km (0.087 R)
• M7: 4,625,417 km (0.106 R)
• M8: 5,221,115 km (0.107 R)
• M9: 5,821,003 km (0.089 R)
• M10: 6,441,834 km (0.1 R)
• M11: 7,455,659 km (0.041 R)
• M12: 10,096,959 km (0.092 R)
• M13: 11,832,144 km (0.101 R)
• M14: 13,067,823 km (0.093 R)
• M15: 13,634,649 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484

Radius: 8.1

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.44 AU - 3.06 AU

Year: 3148 Days

Day: 6.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,105,991 km

• M1: 103,372 km (0.098 R)
• M2: 726,896 km (0.049 R)
• M3: 1,248,843 km (0.102 R)
• M4: 1,856,210 km (0.106 R)
• M5: 2,662,244 km (0.074 R)
• M6: 3,144,398 km (0.106 R)
• M7: 3,856,783 km (0.083 R)
• M8: 4,762,448 km (0.112 R)
• M9: 5,498,470 km (0.081 R)
• M10: 5,751,440 km (0.065 R)
• M11: 6,585,747 km (0.056 R)
• M12: 11,137,262 km (0.088 R)
• M13: 13,586,628 km (0.071 R)
• M14: 14,050,531 km (0.05 R)
• M15: 16,477,906 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.5

Radius: 14.4

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 5.07 AU - 5.41 AU

Year: 8280 Days

Day: 9.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,105,991 km

• M1: 179,069 km (0.108 R)
• M2: 699,220 km (0.089 R)
• M3: 1,265,000 km (0.071 R)
• M4: 1,986,211 km (0.119 R)
• M5: 2,797,031 km (0.034 R)
• M6: 3,301,924 km (0.108 R)
• M7: 4,037,497 km (0.047 R)
• M8: 4,880,481 km (0.11 R)
• M9: 5,618,447 km (0.088 R)
• M10: 9,079,244 km (0.098 R)
• M11: 11,207,124 km (0.097 R)
• M12: 12,334,793 km (0.09 R)
• M13: 12,817,396 km (0.074 R)
• M14: 13,536,812 km (0.109 R)
• M15: 14,341,499 km (0.074 R)
• M16: 17,013,766 km (0.083 R)
• M17: 21,505,891 km (0.103 R)
• M18: 22,206,308 km (0.07 R)
• M19: 25,678,325 km (0.098 R)
• M20: 26,733,289 km (0.077 R)
• M21: 34,943,819 km (0.034 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 184.2

Radius: 3.3

Gravity: 16.91 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 6.51 AU - 10.05 AU

Year: 16446 Days

Day: 21.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 43,105,991 km

• M1: 77,940 km (0.083 R)
• M2: 192,233 km (0.099 R)
• M3: 365,318 km (0.051 R)
• M4: 468,989 km (0.043 R)
• M5: 674,387 km (0.06 R)
• M6: 898,186 km (0.115 R)
• M7: 1,192,145 km (0.025 R)
• M8: 1,887,476 km (0.088 R)
• M9: 2,817,975 km (0.062 R)
• M10: 3,231,613 km (0.037 R)
• M11: 3,734,561 km (0.116 R)
• M12: 4,714,876 km (0.114 R)
• M13: 6,026,700 km (0.083 R)
• M14: 6,935,806 km (0.114 R)
• M15: 7,050,847 km (0.084 R)
• M16: 9,624,977 km (0.035 R)
• M17: 11,015,789 km (0.1 R)
• M18: 12,087,508 km (0.107 R)
• M19: 14,435,746 km (0.071 R)
• M20: 15,003,021 km (0.081 R)
• M21: 15,519,732 km (0.07 R)
• M22: 17,001,499 km (0.064 R)
• M23: 19,472,706 km (0.09 R)
• M24: 20,087,104 km (0.097 R)
• M25: 21,597,893 km (0.09 R)
• M26: 27,432,809 km (0.118 R)
• M27: 28,990,272 km (0.05 R)
• M28: 33,575,148 km (0.064 R)
• M29: 33,904,263 km (0.081 R)
• M30: 34,346,474 km (0.093 R)
• M31: 37,549,963 km (0.08 R)
• M32: 37,667,846 km (0.11 R)
• M33: 38,142,221 km (0.052 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 15,610 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit