🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.55 AU - 1.65 AU

Year: 758 Days

Day: 30.7 Hours

Environment

Temp: -61 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.64 AU - 3.52 AU

Year: 2026 Days

Day: 27.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,442,777 km

• M1: 36,651 km (0.042 R)

Asteroid Belt

Center: 7.94 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 12.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 327.4

Radius: 4.5

Gravity: 16.17 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 11.71 AU - 13.89 AU

Year: 17161 Days

Day: 20.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,442,777 km

• M1: 56,398 km (0.072 R)
• M2: 226,491 km (0.039 R)
• M3: 384,766 km (0.069 R)
• M4: 1,298,210 km (0.073 R)
• M5: 2,356,765 km (0.055 R)
• M6: 3,023,822 km (0.083 R)
• M7: 3,363,259 km (0.117 R)
• M8: 4,060,236 km (0.097 R)
• M9: 6,292,386 km (0.086 R)
• M10: 6,485,965 km (0.12 R)
• M11: 7,428,581 km (0.109 R)
• M12: 10,580,459 km (0.095 R)
• M13: 11,189,622 km (0.08 R)
• M14: 12,599,282 km (0.055 R)
• M15: 15,343,954 km (0.112 R)
• M16: 19,588,944 km (0.055 R)
• M17: 24,269,562 km (0.099 R)
• M18: 26,413,449 km (0.084 R)
• M19: 28,258,888 km (0.046 R)
• M20: 28,469,073 km (0.101 R)
• M21: 33,596,540 km (0.048 R)
• M22: 36,129,232 km (0.088 R)
• M23: 50,254,263 km (0.083 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.8

Radius: 7

Gravity: 14.98 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 12.2 AU - 14.64 AU

Year: 18423 Days

Day: 24.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 56,442,777 km

• M1: 89,908 km (0.1 R)
• M2: 355,893 km (0.113 R)
• M3: 788,530 km (0.114 R)
• M4: 1,030,281 km (0.088 R)
• M5: 1,307,785 km (0.101 R)
• M6: 2,237,984 km (0.087 R)
• M7: 2,499,332 km (0.093 R)
• M8: 4,728,340 km (0.099 R)
• M9: 5,050,424 km (0.118 R)
• M10: 5,463,763 km (0.101 R)
• M11: 7,159,754 km (0.048 R)
• M12: 7,730,320 km (0.101 R)
• M13: 11,873,583 km (0.067 R)
• M14: 12,335,392 km (0.061 R)
• M15: 14,155,848 km (0.068 R)
• M16: 14,674,953 km (0.094 R)
• M17: 15,516,441 km (0.071 R)
• M18: 16,633,189 km (0.117 R)
• M19: 18,320,354 km (0.04 R)
• M20: 18,671,011 km (0.103 R)
• M21: 19,841,614 km (0.097 R)
• M22: 25,555,355 km (0.062 R)
• M23: 29,318,490 km (0.116 R)
• M24: 31,896,211 km (0.065 R)
• M25: 36,798,982 km (0.056 R)
• M26: 49,068,401 km (0.096 R)
• M27: 51,116,096 km (0.117 R)
• M28: 54,473,821 km (0.077 R)
• M29: 60,262,959 km (0.076 R)
• M30: 63,205,848 km (0.067 R)
• M31: 68,741,867 km (0.087 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 510.4

Radius: 4.3

Gravity: 27.6 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 13.14 AU - 19.1 AU

Year: 24254 Days

Day: 16.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,442,777 km

• M1: 54,902 km (0.073 R)
• M2: 210,335 km (0.073 R)
• M3: 351,106 km (0.12 R)
• M4: 690,095 km (0.059 R)
• M5: 1,019,809 km (0.092 R)
• M6: 1,192,295 km (0.089 R)
• M7: 1,666,071 km (0.101 R)
• M8: 2,744,523 km (0.059 R)
• M9: 2,896,215 km (0.083 R)
• M10: 3,134,524 km (0.106 R)
• M11: 3,865,310 km (0.09 R)
• M12: 4,154,333 km (0.106 R)
• M13: 6,199,485 km (0.08 R)
• M14: 6,550,592 km (0.113 R)
• M15: 8,507,930 km (0.109 R)
• M16: 9,561,249 km (0.106 R)
• M17: 13,673,096 km (0.072 R)
• M18: 13,893,902 km (0.109 R)
• M19: 20,990,676 km (0.098 R)
• M20: 26,711,448 km (0.116 R)
• M21: 26,941,230 km (0.083 R)
• M22: 33,656,230 km (0.088 R)
• M23: 40,339,963 km (0.097 R)
• M24: 42,333,505 km (0.108 R)
• M25: 45,855,039 km (0.119 R)
• M26: 66,417,864 km (0.046 R)
• M27: 75,425,900 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 142.9

Radius: 5.8

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 14.63 AU - 20.83 AU

Year: 27976 Days

Day: 23.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,442,777 km

• M1: 184,903 km (0.091 R)
• M2: 714,180 km (0.091 R)
• M3: 1,283,251 km (0.045 R)
• M4: 1,563,896 km (0.088 R)
• M5: 2,950,668 km (0.098 R)
• M6: 4,278,350 km (0.078 R)
• M7: 5,924,674 km (0.118 R)
• M8: 7,861,966 km (0.091 R)
• M9: 9,865,980 km (0.052 R)
• M10: 10,900,898 km (0.11 R)
• M11: 13,120,631 km (0.08 R)
• M12: 19,077,768 km (0.053 R)
• M13: 22,546,493 km (0.116 R)
• M14: 23,663,690 km (0.098 R)
• M15: 25,607,116 km (0.114 R)
• M16: 28,825,864 km (0.036 R)
• M17: 29,150,940 km (0.094 R)
• M18: 36,556,035 km (0.119 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: 354 - 14,128 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit