🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886

Radius: 13.5

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.6 AU - 0.88 AU

Year: 411 Days

Day: 9.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,729,608 km

• M1: 167,849 km (0.107 R)
• M2: 616,343 km (0.103 R)
• M3: 1,048,681 km (0.07 R)
• M4: 1,822,252 km (0.055 R)
• M5: 2,426,777 km (0.109 R)
• M6: 3,220,244 km (0.113 R)
• M7: 3,755,056 km (0.099 R)
• M8: 4,250,225 km (0.109 R)
• M9: 4,758,708 km (0.118 R)
• M10: 5,489,045 km (0.038 R)
• M11: 5,951,751 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.5

Radius: 10.6

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.84 AU - 0.98 AU

Year: 561 Days

Day: 7.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 111.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 36,729,608 km

• M1: 131,796 km (0.081 R)
• M2: 478,564 km (0.1 R)
• M3: 889,958 km (0.115 R)
• M4: 1,331,421 km (0.12 R)
• M5: 1,961,078 km (0.103 R)
• M6: 2,603,901 km (0.089 R)
• M7: 2,951,716 km (0.112 R)
• M8: 3,318,081 km (0.107 R)
• M9: 4,098,982 km (0.075 R)
• M10: 4,997,915 km (0.098 R)
• M11: 5,378,343 km (0.074 R)
• M12: 6,042,557 km (0.065 R)
• M13: 6,394,860 km (0.088 R)
• M14: 6,885,840 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.6

Radius: 15

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.56 AU - 2.58 AU

Year: 1923 Days

Day: 12 Hours

Environment

Temp: -184 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 36,729,608 km

• M1: 186,549 km (0.12 R)
• M2: 691,591 km (0.099 R)
• M3: 1,283,400 km (0.11 R)
• M4: 1,886,130 km (0.069 R)
• M5: 2,512,496 km (0.085 R)
• M6: 3,129,288 km (0.085 R)
• M7: 5,188,653 km (0.091 R)
• M8: 5,945,319 km (0.111 R)
• M9: 6,482,076 km (0.054 R)
• M10: 7,102,009 km (0.1 R)
• M11: 8,204,845 km (0.087 R)
• M12: 9,051,718 km (0.06 R)
• M13: 10,183,576 km (0.048 R)
• M14: 11,337,275 km (0.066 R)
• M15: 12,166,047 km (0.095 R)
• M16: 12,690,088 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.9

Radius: 10.2

Gravity: 9.32 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.05 AU - 4.11 AU

Year: 4374 Days

Day: 14.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 36,729,608 km

• M1: 126,859 km (0.057 R)
• M2: 455,675 km (0.077 R)
• M3: 1,073,963 km (0.114 R)
• M4: 2,103,496 km (0.071 R)
• M5: 2,531,495 km (0.105 R)
• M6: 2,885,444 km (0.099 R)
• M7: 3,416,067 km (0.112 R)
• M8: 3,964,493 km (0.053 R)
• M9: 4,909,653 km (0.104 R)
• M10: 5,786,745 km (0.119 R)
• M11: 7,068,649 km (0.082 R)
• M12: 8,261,393 km (0.104 R)
• M13: 11,041,669 km (0.112 R)
• M14: 12,043,526 km (0.119 R)
• M15: 15,763,128 km (0.103 R)
• M16: 17,850,916 km (0.077 R)
• M17: 18,498,375 km (0.047 R)
• M18: 19,840,567 km (0.107 R)
• M19: 21,973,833 km (0.116 R)
• M20: 24,889,944 km (0.092 R)
• M21: 26,524,002 km (0.061 R)
• M22: 29,733,474 km (0.105 R)
• M23: 30,368,517 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.7

Radius: 8.9

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.67 AU - 6.33 AU

Year: 8328 Days

Day: 6.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,729,608 km

• M1: 113,994 km (0.092 R)
• M2: 484,847 km (0.082 R)
• M3: 1,009,486 km (0.087 R)
• M4: 2,636,662 km (0.113 R)
• M5: 4,206,543 km (0.089 R)
• M6: 4,557,350 km (0.095 R)
• M7: 5,759,219 km (0.055 R)
• M8: 7,846,558 km (0.111 R)
• M9: 11,037,181 km (0.047 R)
• M10: 11,512,903 km (0.061 R)
• M11: 11,804,768 km (0.092 R)
• M12: 13,499,861 km (0.113 R)
• M13: 14,321,603 km (0.028 R)
• M14: 14,887,681 km (0.041 R)
• M15: 16,429,586 km (0.116 R)
• M16: 16,987,137 km (0.105 R)
• M17: 17,621,582 km (0.104 R)
• M18: 17,944,713 km (0.094 R)
• M19: 21,396,535 km (0.063 R)
• M20: 22,286,492 km (0.05 R)
• M21: 23,278,177 km (0.115 R)
• M22: 23,589,041 km (0.095 R)
• M23: 27,023,808 km (0.107 R)
• M24: 28,151,178 km (0.117 R)
• M25: 29,490,378 km (0.048 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.9

Radius: 10.6

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.84 AU - 6.76 AU

Year: 9019 Days

Day: 6.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 36,729,608 km

• M1: 131,945 km (0.096 R)
• M2: 465,997 km (0.098 R)
• M3: 1,024,446 km (0.103 R)
• M4: 1,674,150 km (0.055 R)
• M5: 2,823,959 km (0.082 R)
• M6: 4,029,419 km (0.114 R)
• M7: 5,159,930 km (0.104 R)
• M8: 6,121,694 km (0.104 R)
• M9: 7,421,251 km (0.068 R)
• M10: 7,958,158 km (0.066 R)
• M11: 10,653,612 km (0.04 R)
• M12: 11,588,599 km (0.107 R)
• M13: 13,621,784 km (0.103 R)
• M14: 14,902,042 km (0.032 R)
• M15: 16,007,870 km (0.045 R)
• M16: 17,167,552 km (0.107 R)
• M17: 19,798,231 km (0.107 R)
• M18: 20,458,706 km (0.11 R)
• M19: 21,438,422 km (0.09 R)
• M20: 23,167,325 km (0.073 R)
• M21: 24,065,809 km (0.04 R)
• M22: 25,157,276 km (0.104 R)
• M23: 25,585,873 km (0.089 R)
• M24: 26,193,839 km (0.033 R)
• M25: 28,537,290 km (0.094 R)
• M26: 30,626,424 km (0.108 R)
• M27: 31,708,465 km (0.095 R)
• M28: 32,815,639 km (0.095 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 166 - 13,971 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit