🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.7

Radius: 13.2

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.51 AU - 0.57 AU

Year: 274 Days

Day: 14 Hours

Environment

Temp: -138 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 55,672,050 km

• M1: 164,109 km (0.092 R)
• M2: 783,145 km (0.085 R)
• M3: 1,264,252 km (0.105 R)
• M4: 1,742,366 km (0.112 R)
• M5: 2,687,526 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.1

Radius: 13.7

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.87 AU - 4.13 AU

Year: 4520 Days

Day: 14.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,672,050 km

• M1: 170,990 km (0.11 R)
• M2: 686,804 km (0.065 R)
• M3: 2,037,074 km (0.082 R)
• M4: 4,395,784 km (0.107 R)
• M5: 6,081,901 km (0.086 R)
• M6: 8,079,033 km (0.12 R)
• M7: 9,709,500 km (0.094 R)
• M8: 13,006,039 km (0.114 R)
• M9: 13,986,653 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.9

Radius: 10.6

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.31 AU - 4.45 AU

Year: 5275 Days

Day: 14.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,672,050 km

• M1: 131,796 km (0.083 R)
• M2: 616,942 km (0.118 R)
• M3: 990,188 km (0.111 R)
• M4: 1,340,696 km (0.111 R)
• M5: 1,950,307 km (0.094 R)
• M6: 3,028,908 km (0.102 R)
• M7: 3,507,472 km (0.082 R)
• M8: 4,770,975 km (0.117 R)
• M9: 5,198,077 km (0.042 R)
• M10: 6,474,297 km (0.05 R)
• M11: 7,985,235 km (0.088 R)
• M12: 8,435,375 km (0.118 R)
• M13: 8,823,282 km (0.098 R)
• M14: 12,973,726 km (0.086 R)
• M15: 13,439,125 km (0.113 R)
• M16: 15,759,836 km (0.109 R)
• M17: 16,953,927 km (0.104 R)
• M18: 18,988,308 km (0.111 R)
• M19: 22,337,505 km (0.092 R)
• M20: 23,765,567 km (0.091 R)
• M21: 25,094,295 km (0.091 R)
• M22: 25,979,914 km (0.082 R)
• M23: 26,803,002 km (0.09 R)
• M24: 29,288,570 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939

Radius: 9.6

Gravity: 10.19 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 4.9 AU - 4.98 AU

Year: 7579 Days

Day: 14.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,672,050 km

• M1: 119,379 km (0.077 R)
• M2: 737,218 km (0.11 R)
• M3: 1,335,161 km (0.074 R)
• M4: 2,178,893 km (0.091 R)
• M5: 3,184,041 km (0.102 R)
• M6: 4,615,094 km (0.091 R)
• M7: 5,974,939 km (0.072 R)
• M8: 7,070,145 km (0.116 R)
• M9: 9,093,307 km (0.108 R)
• M10: 10,588,836 km (0.061 R)
• M11: 11,475,353 km (0.109 R)
• M12: 12,867,810 km (0.055 R)
• M13: 16,052,300 km (0.109 R)
• M14: 17,150,648 km (0.06 R)
• M15: 17,503,998 km (0.075 R)
• M16: 20,826,417 km (0.082 R)
• M17: 21,472,530 km (0.11 R)
• M18: 24,905,951 km (0.115 R)
• M19: 26,189,202 km (0.095 R)
• M20: 26,847,283 km (0.104 R)
• M21: 28,491,064 km (0.101 R)
• M22: 29,287,523 km (0.081 R)
• M23: 30,200,968 km (0.078 R)
• M24: 30,924,573 km (0.07 R)
• M25: 31,659,697 km (0.026 R)
• M26: 32,406,340 km (0.115 R)
• M27: 33,055,744 km (0.078 R)
• M28: 33,383,662 km (0.113 R)
• M29: 33,824,228 km (0.084 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 562.7

Radius: 7.4

Gravity: 10.28 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 6.6 AU - 8.14 AU

Year: 13811 Days

Day: 19.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,672,050 km

• M1: 92,003 km (0.063 R)
• M2: 360,232 km (0.108 R)
• M3: 614,099 km (0.082 R)
• M4: 960,418 km (0.078 R)
• M5: 1,338,452 km (0.099 R)
• M6: 1,653,505 km (0.114 R)
• M7: 1,982,471 km (0.096 R)
• M8: 2,930,173 km (0.077 R)
• M9: 3,263,777 km (0.106 R)
• M10: 3,839,130 km (0.103 R)
• M11: 4,667,005 km (0.113 R)
• M12: 5,156,788 km (0.092 R)
• M13: 5,825,790 km (0.062 R)
• M14: 6,630,926 km (0.035 R)
• M15: 7,335,382 km (0.086 R)
• M16: 8,555,353 km (0.036 R)
• M17: 9,440,374 km (0.082 R)
• M18: 9,800,605 km (0.09 R)
• M19: 11,333,684 km (0.108 R)
• M20: 11,740,740 km (0.026 R)
• M21: 13,857,700 km (0.067 R)
• M22: 18,993,095 km (0.056 R)
• M23: 20,750,870 km (0.091 R)
• M24: 29,194,024 km (0.106 R)
• M25: 30,179,874 km (0.048 R)
• M26: 33,034,501 km (0.042 R)
• M27: 36,691,571 km (0.062 R)
• M28: 37,582,276 km (0.103 R)
• M29: 37,839,285 km (0.059 R)
• M30: 38,879,290 km (0.104 R)
• M31: 39,539,016 km (0.045 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 13,939 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit