🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.07 AU - 2.49 AU

Year: 1233 Days

Day: 15.1 Hours

Environment

Temp: -75 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.8

Radius: 10.5

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 6.87 AU - 8.35 AU

Year: 7519 Days

Day: 8.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 100,332,484 km

• M1: 130,599 km (0.094 R)
• M2: 516,412 km (0.065 R)
• M3: 1,216,081 km (0.055 R)
• M4: 1,811,929 km (0.102 R)
• M5: 2,557,974 km (0.091 R)
• M6: 4,361,077 km (0.091 R)
• M7: 4,899,480 km (0.117 R)
• M8: 5,542,302 km (0.105 R)
• M9: 8,044,925 km (0.114 R)
• M10: 13,470,391 km (0.091 R)
• M11: 17,090,958 km (0.036 R)
• M12: 17,485,298 km (0.058 R)
• M13: 18,088,327 km (0.039 R)
• M14: 21,541,345 km (0.097 R)
• M15: 22,001,808 km (0.069 R)
• M16: 23,261,871 km (0.118 R)
• M17: 23,827,949 km (0.11 R)
• M18: 24,569,356 km (0.078 R)
• M19: 26,271,780 km (0.056 R)
• M20: 28,325,160 km (0.085 R)
• M21: 30,869,820 km (0.119 R)
• M22: 32,147,685 km (0.101 R)
• M23: 34,913,899 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.9

Radius: 8.4

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 10.48 AU - 10.68 AU

Year: 12325 Days

Day: 12.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 100,332,484 km

• M1: 104,419 km (0.071 R)
• M2: 434,881 km (0.117 R)
• M3: 807,829 km (0.109 R)
• M4: 1,241,363 km (0.086 R)
• M5: 1,957,488 km (0.105 R)
• M6: 2,329,239 km (0.081 R)
• M7: 2,728,516 km (0.067 R)
• M8: 3,088,598 km (0.057 R)
• M9: 3,502,834 km (0.086 R)
• M10: 3,783,330 km (0.081 R)
• M11: 5,699,529 km (0.093 R)
• M12: 6,290,441 km (0.113 R)
• M13: 6,957,647 km (0.062 R)
• M14: 8,227,584 km (0.086 R)
• M15: 9,465,506 km (0.1 R)
• M16: 11,269,656 km (0.084 R)
• M17: 14,270,440 km (0.091 R)
• M18: 14,747,358 km (0.097 R)
• M19: 15,358,166 km (0.102 R)
• M20: 15,922,300 km (0.058 R)
• M21: 16,370,495 km (0.09 R)
• M22: 17,158,577 km (0.062 R)
• M23: 18,739,228 km (0.046 R)
• M24: 21,327,420 km (0.104 R)
• M25: 24,228,572 km (0.097 R)
• M26: 24,566,364 km (0.115 R)
• M27: 27,019,619 km (0.057 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 446.7

Radius: 7.8

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 14.26 AU - 18.64 AU

Year: 23896 Days

Day: 22.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 100,332,484 km

• M1: 120,277 km (0.093 R)
• M2: 964,906 km (0.107 R)
• M3: 1,906,625 km (0.113 R)
• M4: 2,691,415 km (0.103 R)
• M5: 3,675,470 km (0.1 R)
• M6: 4,989,538 km (0.11 R)
• M7: 9,881,538 km (0.037 R)
• M8: 10,772,393 km (0.082 R)
• M9: 12,850,008 km (0.054 R)
• M10: 17,694,885 km (0.111 R)
• M11: 18,649,918 km (0.093 R)
• M12: 20,567,762 km (0.12 R)
• M13: 22,015,571 km (0.088 R)
• M14: 22,815,022 km (0.05 R)
• M15: 24,365,753 km (0.084 R)
• M16: 69,504,517 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 920.1

Radius: 4.4

Gravity: 47.53 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 16.78 AU - 18.14 AU

Year: 26130 Days

Day: 15.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 100,332,484 km

• M1: 54,753 km (0.073 R)
• M2: 236,813 km (0.086 R)
• M3: 435,479 km (0.105 R)
• M4: 620,233 km (0.097 R)
• M5: 931,396 km (0.078 R)
• M6: 1,458,430 km (0.11 R)
• M7: 4,280,893 km (0.072 R)
• M8: 4,772,322 km (0.083 R)
• M9: 5,011,529 km (0.063 R)
• M10: 5,644,477 km (0.08 R)
• M11: 6,141,441 km (0.033 R)
• M12: 6,472,501 km (0.038 R)
• M13: 7,807,064 km (0.106 R)
• M14: 8,951,039 km (0.105 R)
• M15: 10,532,438 km (0.106 R)
• M16: 11,780,234 km (0.094 R)
• M17: 12,365,162 km (0.09 R)
• M18: 14,236,033 km (0.082 R)
• M19: 14,399,992 km (0.087 R)
• M20: 19,218,090 km (0.103 R)
• M21: 21,823,188 km (0.11 R)
• M22: 30,485,503 km (0.077 R)
• M23: 30,894,803 km (0.056 R)
• M24: 31,446,370 km (0.103 R)
• M25: 32,144,992 km (0.108 R)
• M26: 33,718,163 km (0.093 R)
• M27: 36,097,069 km (0.088 R)
• M28: 38,426,756 km (0.064 R)
• M29: 50,630,651 km (0.085 R)
• M30: 51,204,658 km (0.118 R)
• M31: 60,342,844 km (0.1 R)
• M32: 65,181,288 km (0.034 R)
• M33: 73,645,685 km (0.072 R)
• M34: 75,372,344 km (0.117 R)
• M35: 80,713,886 km (0.067 R)
• M36: 82,285,112 km (0.092 R)
• M37: 83,876,534 km (0.075 R)
• M38: 92,427,249 km (0.09 R)

Kuiper Belt

Range: 30.6 - 51.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 16,476 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit