🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.9

Radius: 14.6

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.66 AU - 0.7 AU

Year: 362 Days

Day: 14.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 74,884,476 km

• M1: 182,509 km (0.08 R)
• M2: 639,531 km (0.045 R)
• M3: 1,321,548 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.9

Radius: 8.3

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.57 AU - 2.39 AU

Year: 1799 Days

Day: 11 Hours

Environment

Temp: -197 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,884,476 km

• M1: 106,065 km (0.083 R)
• M2: 536,009 km (0.087 R)
• M3: 847,921 km (0.073 R)
• M4: 1,205,011 km (0.067 R)
• M5: 1,502,711 km (0.078 R)
• M6: 1,983,518 km (0.114 R)
• M7: 2,314,578 km (0.1 R)
• M8: 2,792,843 km (0.109 R)
• M9: 3,654,526 km (0.079 R)
• M10: 3,915,126 km (0.053 R)
• M11: 4,665,509 km (0.051 R)
• M12: 5,065,683 km (0.068 R)
• M13: 5,568,033 km (0.059 R)
• M14: 5,976,734 km (0.116 R)
• M15: 6,252,892 km (0.08 R)
• M16: 6,604,746 km (0.056 R)
• M17: 8,171,634 km (0.116 R)
• M18: 9,083,134 km (0.031 R)
• M19: 9,824,691 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.9

Radius: 12.9

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.46 AU - 4.66 AU

Year: 6287 Days

Day: 11 Hours

Environment

Temp: -208 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,884,476 km

• M1: 160,369 km (0.089 R)
• M2: 588,817 km (0.061 R)
• M3: 1,121,984 km (0.09 R)
• M4: 1,732,343 km (0.083 R)
• M5: 2,936,905 km (0.043 R)
• M6: 3,437,460 km (0.042 R)
• M7: 4,535,059 km (0.112 R)
• M8: 5,179,527 km (0.113 R)
• M9: 6,752,848 km (0.048 R)
• M10: 8,349,207 km (0.051 R)
• M11: 9,111,408 km (0.111 R)
• M12: 10,007,200 km (0.117 R)
• M13: 10,499,527 km (0.077 R)
• M14: 12,074,044 km (0.104 R)
• M15: 12,632,493 km (0.104 R)
• M16: 13,155,038 km (0.095 R)
• M17: 16,910,842 km (0.103 R)
• M18: 22,906,127 km (0.115 R)
• M19: 23,370,778 km (0.106 R)
• M20: 24,479,597 km (0.119 R)
• M21: 25,457,818 km (0.056 R)
• M22: 27,059,412 km (0.111 R)
• M23: 28,193,364 km (0.086 R)
• M24: 28,817,038 km (0.068 R)
• M25: 30,276,963 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.1

Radius: 15

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.83 AU - 6.73 AU

Year: 8972 Days

Day: 6.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,884,476 km

• M1: 187,297 km (0.112 R)
• M2: 905,366 km (0.089 R)
• M3: 1,550,881 km (0.11 R)
• M4: 2,555,431 km (0.09 R)
• M5: 4,065,472 km (0.048 R)
• M6: 4,645,014 km (0.088 R)
• M7: 6,393,963 km (0.06 R)
• M8: 7,338,823 km (0.063 R)
• M9: 9,506,346 km (0.107 R)
• M10: 11,634,077 km (0.1 R)
• M11: 13,159,825 km (0.096 R)
• M12: 14,310,981 km (0.087 R)
• M13: 15,993,808 km (0.082 R)
• M14: 16,675,076 km (0.085 R)
• M15: 18,022,953 km (0.084 R)
• M16: 18,760,919 km (0.057 R)
• M17: 20,376,277 km (0.061 R)
• M18: 21,177,374 km (0.026 R)
• M19: 23,185,875 km (0.11 R)
• M20: 26,338,500 km (0.118 R)
• M21: 28,066,505 km (0.087 R)
• M22: 32,715,708 km (0.108 R)
• M23: 33,592,800 km (0.114 R)
• M24: 35,165,523 km (0.119 R)
• M25: 41,438,311 km (0.083 R)
• M26: 43,640,840 km (0.076 R)
• M27: 44,838,072 km (0.059 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 493.6

Radius: 7.2

Gravity: 9.52 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 5.24 AU - 6.76 AU

Year: 9489 Days

Day: 19.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,884,476 km

• M1: 95,294 km (0.112 R)
• M2: 335,099 km (0.106 R)
• M3: 950,694 km (0.113 R)
• M4: 1,550,732 km (0.049 R)
• M5: 2,086,591 km (0.085 R)
• M6: 2,361,702 km (0.031 R)
• M7: 2,901,899 km (0.114 R)
• M8: 3,738,451 km (0.075 R)
• M9: 4,416,129 km (0.088 R)
• M10: 6,289,244 km (0.084 R)
• M11: 6,792,641 km (0.059 R)
• M12: 8,044,027 km (0.119 R)
• M13: 8,724,249 km (0.036 R)
• M14: 10,006,003 km (0.091 R)
• M15: 11,619,416 km (0.079 R)
• M16: 14,909,971 km (0.106 R)
• M17: 16,131,886 km (0.114 R)
• M18: 16,937,172 km (0.098 R)
• M19: 18,266,648 km (0.098 R)
• M20: 20,738,753 km (0.101 R)
• M21: 26,427,361 km (0.118 R)
• M22: 30,781,856 km (0.09 R)
• M23: 35,034,176 km (0.083 R)
• M24: 36,042,166 km (0.097 R)
• M25: 41,126,100 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472

Radius: 6.3

Gravity: 11.89 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 10.11 AU - 11.87 AU

Year: 23524 Days

Day: 23 Hours

Environment

Temp: -235 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 74,884,476 km

• M1: 78,389 km (0.116 R)
• M2: 287,976 km (0.06 R)
• M3: 821,741 km (0.083 R)
• M4: 1,086,829 km (0.035 R)
• M5: 1,651,112 km (0.114 R)
• M6: 1,865,336 km (0.115 R)
• M7: 2,159,296 km (0.083 R)
• M8: 2,992,705 km (0.027 R)
• M9: 4,481,653 km (0.101 R)
• M10: 5,502,658 km (0.09 R)
• M11: 6,407,277 km (0.11 R)
• M12: 8,403,062 km (0.106 R)
• M13: 10,355,763 km (0.119 R)
• M14: 11,215,203 km (0.112 R)
• M15: 12,121,317 km (0.097 R)
• M16: 14,673,906 km (0.114 R)
• M17: 15,915,418 km (0.052 R)
• M18: 16,155,822 km (0.052 R)
• M19: 20,812,205 km (0.073 R)
• M20: 21,487,191 km (0.063 R)
• M21: 23,289,845 km (0.101 R)
• M22: 26,402,379 km (0.109 R)
• M23: 30,761,810 km (0.117 R)
• M24: 35,577,814 km (0.101 R)
• M25: 38,522,948 km (0.119 R)
• M26: 41,023,027 km (0.108 R)
• M27: 49,678,910 km (0.067 R)
• M28: 50,021,040 km (0.076 R)
• M29: 50,883,023 km (0.081 R)
• M30: 54,430,437 km (0.098 R)
• M31: 55,159,128 km (0.114 R)
• M32: 60,249,196 km (0.114 R)
• M33: 60,638,151 km (0.093 R)
• M34: 65,643,546 km (0.117 R)
• M35: 67,510,677 km (0.084 R)
• M36: 72,442,918 km (0.045 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 15,724 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit