🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.2

Radius: 14.1

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.72 AU - 0.9 AU

Year: 464 Days

Day: 12.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 71,683,291 km

• M1: 175,329 km (0.117 R)
• M2: 619,934 km (0.102 R)
• M3: 1,061,247 km (0.078 R)
• M4: 1,598,304 km (0.103 R)
• M5: 2,157,800 km (0.114 R)
• M6: 2,612,278 km (0.117 R)
• M7: 3,120,163 km (0.117 R)
• M8: 4,793,116 km (0.115 R)
• M9: 5,510,886 km (0.102 R)
• M10: 6,244,664 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.6

Radius: 10.6

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.92 AU - 1.36 AU

Year: 774 Days

Day: 9.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 71,683,291 km

• M1: 132,095 km (0.112 R)
• M2: 549,024 km (0.091 R)
• M3: 910,004 km (0.063 R)
• M4: 1,336,358 km (0.08 R)
• M5: 2,367,835 km (0.112 R)
• M6: 2,906,088 km (0.076 R)
• M7: 3,538,139 km (0.109 R)
• M8: 4,884,221 km (0.048 R)
• M9: 6,357,760 km (0.063 R)
• M10: 7,725,384 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.3

Radius: 11

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.58 AU - 4.98 AU

Year: 5630 Days

Day: 6.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,683,291 km

• M1: 138,677 km (0.063 R)
• M2: 506,838 km (0.053 R)
• M3: 946,655 km (0.067 R)
• M4: 2,336,420 km (0.088 R)
• M5: 2,724,776 km (0.045 R)
• M6: 3,176,112 km (0.099 R)
• M7: 4,134,287 km (0.075 R)
• M8: 5,108,318 km (0.105 R)
• M9: 5,708,954 km (0.111 R)
• M10: 8,515,410 km (0.043 R)
• M11: 9,825,439 km (0.095 R)
• M12: 11,124,546 km (0.11 R)
• M13: 11,839,923 km (0.102 R)
• M14: 14,727,611 km (0.085 R)
• M15: 18,511,689 km (0.077 R)
• M16: 22,748,002 km (0.037 R)
• M17: 27,935,158 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.3

Radius: 11.6

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 5.14 AU - 6.22 AU

Year: 8607 Days

Day: 10.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,683,291 km

• M1: 233,821 km (0.088 R)
• M2: 621,280 km (0.117 R)
• M3: 1,020,257 km (0.095 R)
• M4: 1,953,150 km (0.085 R)
• M5: 3,665,297 km (0.099 R)
• M6: 4,297,199 km (0.109 R)
• M7: 6,010,992 km (0.093 R)
• M8: 6,388,278 km (0.097 R)
• M9: 6,781,421 km (0.079 R)
• M10: 7,459,698 km (0.085 R)
• M11: 8,604,271 km (0.116 R)
• M12: 11,446,032 km (0.054 R)
• M13: 13,714,983 km (0.087 R)
• M14: 21,574,407 km (0.03 R)
• M15: 24,921,659 km (0.055 R)
• M16: 27,088,135 km (0.057 R)
• M17: 32,521,380 km (0.111 R)
• M18: 33,581,580 km (0.074 R)
• M19: 36,446,230 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 828.8

Radius: 7

Gravity: 16.91 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 8.18 AU - 9.44 AU

Year: 16626 Days

Day: 24.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 71,683,291 km

• M1: 87,066 km (0.078 R)
• M2: 364,121 km (0.084 R)
• M3: 750,084 km (0.115 R)
• M4: 1,004,400 km (0.1 R)
• M5: 2,078,662 km (0.096 R)
• M6: 2,950,968 km (0.08 R)
• M7: 4,913,991 km (0.061 R)
• M8: 5,819,208 km (0.096 R)
• M9: 6,742,675 km (0.109 R)
• M10: 7,285,715 km (0.082 R)
• M11: 7,955,615 km (0.119 R)
• M12: 8,983,053 km (0.086 R)
• M13: 9,752,884 km (0.062 R)
• M14: 10,388,226 km (0.1 R)
• M15: 11,613,283 km (0.117 R)
• M16: 12,392,987 km (0.106 R)
• M17: 13,912,303 km (0.059 R)
• M18: 14,201,326 km (0.115 R)
• M19: 15,016,933 km (0.038 R)
• M20: 15,397,660 km (0.102 R)
• M21: 16,822,281 km (0.069 R)
• M22: 23,099,407 km (0.108 R)
• M23: 25,281,442 km (0.096 R)
• M24: 28,053,789 km (0.106 R)
• M25: 28,515,449 km (0.107 R)
• M26: 29,572,657 km (0.111 R)
• M27: 32,773,154 km (0.114 R)
• M28: 35,119,297 km (0.034 R)
• M29: 37,575,245 km (0.119 R)
• M30: 41,619,624 km (0.108 R)
• M31: 44,679,798 km (0.108 R)
• M32: 48,050,986 km (0.08 R)
• M33: 52,629,428 km (0.073 R)
• M34: 53,155,415 km (0.089 R)
• M35: 66,651,087 km (0.107 R)
• M36: 67,266,832 km (0.118 R)
• M37: 67,679,423 km (0.096 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 296 - 19,982 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit