🌌 Stone's Star System Generator

Asteroid Belt

Center: 3.79 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.7

Radius: 12.6

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 6.25 AU - 8.91 AU

Year: 7700 Days

Day: 10.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 101,580,838 km

• M1: 156,779 km (0.118 R)
• M2: 564,283 km (0.078 R)
• M3: 995,574 km (0.054 R)
• M4: 1,656,946 km (0.074 R)
• M5: 2,110,976 km (0.117 R)
• M6: 3,889,096 km (0.062 R)
• M7: 4,282,837 km (0.076 R)
• M8: 4,990,136 km (0.064 R)
• M9: 6,073,374 km (0.079 R)
• M10: 6,541,915 km (0.099 R)
• M11: 7,135,968 km (0.063 R)
• M12: 7,801,978 km (0.096 R)
• M13: 9,421,524 km (0.063 R)
• M14: 10,708,515 km (0.062 R)
• M15: 13,006,936 km (0.114 R)
• M16: 14,545,251 km (0.103 R)
• M17: 17,167,852 km (0.12 R)
• M18: 17,602,433 km (0.084 R)
• M19: 19,414,662 km (0.12 R)
• M20: 20,923,656 km (0.11 R)
• M21: 22,509,244 km (0.034 R)
• M22: 25,115,538 km (0.063 R)
• M23: 26,656,396 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.7

Radius: 9.7

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 6.35 AU - 10.15 AU

Year: 8743 Days

Day: 13.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 101,580,838 km

• M1: 125,363 km (0.09 R)
• M2: 480,808 km (0.099 R)
• M3: 899,382 km (0.118 R)
• M4: 1,325,736 km (0.075 R)
• M5: 1,884,784 km (0.088 R)
• M6: 2,350,332 km (0.109 R)
• M7: 3,879,522 km (0.091 R)
• M8: 7,436,061 km (0.075 R)
• M9: 8,795,308 km (0.114 R)
• M10: 9,149,705 km (0.089 R)
• M11: 9,719,822 km (0.083 R)
• M12: 10,707,617 km (0.074 R)
• M13: 12,191,478 km (0.1 R)
• M14: 14,558,117 km (0.073 R)
• M15: 15,222,780 km (0.025 R)
• M16: 16,257,249 km (0.116 R)
• M17: 19,842,961 km (0.088 R)
• M18: 20,798,293 km (0.08 R)
• M19: 22,288,138 km (0.05 R)
• M20: 26,281,803 km (0.101 R)
• M21: 27,852,730 km (0.1 R)
• M22: 28,618,372 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.1

Radius: 8.2

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 9.27 AU - 10.49 AU

Year: 11458 Days

Day: 12.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 101,580,838 km

• M1: 102,026 km (0.113 R)
• M2: 488,736 km (0.116 R)
• M3: 811,269 km (0.112 R)
• M4: 1,204,861 km (0.086 R)
• M5: 1,910,814 km (0.104 R)
• M6: 2,651,024 km (0.067 R)
• M7: 9,668,510 km (0.116 R)
• M8: 10,275,279 km (0.119 R)
• M9: 12,651,043 km (0.054 R)
• M10: 13,062,437 km (0.095 R)
• M11: 18,326,188 km (0.091 R)
• M12: 23,285,208 km (0.066 R)
• M13: 23,670,273 km (0.107 R)
• M14: 24,059,526 km (0.082 R)
• M15: 26,821,402 km (0.065 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584

Radius: 3.2

Gravity: 57.03 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 11.5 AU - 16.62 AU

Year: 19452 Days

Day: 16.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 101,580,838 km

• M1: 39,793 km (0.045 R)
• M2: 198,965 km (0.083 R)
• M3: 363,523 km (0.111 R)
• M4: 480,808 km (0.068 R)
• M5: 803,789 km (0.096 R)
• M6: 1,159,084 km (0.07 R)
• M7: 1,577,061 km (0.099 R)
• M8: 1,820,307 km (0.083 R)
• M9: 2,128,179 km (0.083 R)
• M10: 3,742,789 km (0.113 R)
• M11: 5,667,665 km (0.078 R)
• M12: 8,065,270 km (0.068 R)
• M13: 8,165,201 km (0.119 R)
• M14: 8,573,005 km (0.065 R)
• M15: 9,821,250 km (0.111 R)
• M16: 10,939,793 km (0.052 R)
• M17: 11,945,390 km (0.119 R)
• M18: 13,637,342 km (0.083 R)
• M19: 16,185,442 km (0.077 R)
• M20: 19,210,910 km (0.049 R)
• M21: 24,948,287 km (0.079 R)
• M22: 25,160,567 km (0.087 R)
• M23: 29,190,733 km (0.086 R)
• M24: 48,276,878 km (0.106 R)
• M25: 48,606,592 km (0.059 R)
• M26: 49,940,108 km (0.087 R)
• M27: 52,332,178 km (0.119 R)
• M28: 53,556,487 km (0.085 R)
• M29: 58,831,607 km (0.053 R)
• M30: 70,611,392 km (0.04 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 959.5

Radius: 7.6

Gravity: 16.61 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 13.54 AU - 20.64 AU

Year: 26067 Days

Day: 23.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 101,580,838 km

• M1: 94,546 km (0.112 R)
• M2: 349,760 km (0.056 R)
• M3: 706,401 km (0.076 R)
• M4: 1,021,005 km (0.102 R)
• M5: 2,092,126 km (0.105 R)
• M6: 2,780,276 km (0.087 R)
• M7: 4,483,149 km (0.092 R)
• M8: 5,318,952 km (0.111 R)
• M9: 8,390,645 km (0.085 R)
• M10: 10,631,173 km (0.051 R)
• M11: 11,318,126 km (0.077 R)
• M12: 19,087,641 km (0.071 R)
• M13: 20,937,718 km (0.094 R)
• M14: 22,125,375 km (0.113 R)
• M15: 23,016,829 km (0.091 R)
• M16: 27,074,372 km (0.084 R)
• M17: 36,571,294 km (0.08 R)
• M18: 43,597,756 km (0.095 R)
• M19: 70,678,860 km (0.109 R)
• M20: 75,318,040 km (0.1 R)
• M21: 76,319,747 km (0.057 R)
• M22: 85,197,035 km (0.069 R)
• M23: 90,727,518 km (0.089 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 14,519 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit