🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.9

Radius: 14.3

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.75 AU - 0.75 AU

Year: 426 Days

Day: 12.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (2)

Outer Limit: 60,738,071 km

• M1: 177,872 km (0.118 R)
• M2: 1,428,211 km (0.099 R)

Asteroid Belt

Center: 1.33 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968

Radius: 8.3

Gravity: 14.05 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.75 AU - 2.05 AU

Year: 1718 Days

Day: 10.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 60,738,071 km

• M1: 103,223 km (0.091 R)
• M2: 386,860 km (0.066 R)
• M3: 724,353 km (0.118 R)
• M4: 1,009,786 km (0.069 R)
• M5: 1,907,522 km (0.105 R)
• M6: 2,748,113 km (0.106 R)
• M7: 3,082,913 km (0.103 R)
• M8: 3,853,043 km (0.066 R)
• M9: 4,373,344 km (0.118 R)
• M10: 5,553,971 km (0.096 R)
• M11: 7,128,638 km (0.118 R)
• M12: 8,947,897 km (0.116 R)
• M13: 9,245,298 km (0.07 R)
• M14: 10,070,779 km (0.075 R)
• M15: 12,593,448 km (0.095 R)
• M16: 12,925,406 km (0.091 R)
• M17: 13,650,207 km (0.117 R)
• M18: 14,000,566 km (0.119 R)
• M19: 15,747,270 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.4

Radius: 11.6

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.11 AU - 2.13 AU

Year: 2025 Days

Day: 12.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,738,071 km

• M1: 144,212 km (0.059 R)
• M2: 590,762 km (0.103 R)
• M3: 966,552 km (0.114 R)
• M4: 2,001,320 km (0.107 R)
• M5: 2,625,293 km (0.084 R)
• M6: 3,056,434 km (0.095 R)
• M7: 3,666,494 km (0.066 R)
• M8: 4,281,491 km (0.061 R)
• M9: 5,495,478 km (0.086 R)
• M10: 5,878,149 km (0.12 R)
• M11: 6,622,099 km (0.109 R)
• M12: 7,266,866 km (0.06 R)
• M13: 7,812,300 km (0.029 R)
• M14: 12,660,019 km (0.042 R)
• M15: 13,532,025 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.7

Radius: 9

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.31 AU - 3.61 AU

Year: 3341 Days

Day: 7.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,738,071 km

• M1: 111,899 km (0.109 R)
• M2: 762,500 km (0.036 R)
• M3: 1,165,218 km (0.046 R)
• M4: 1,717,533 km (0.091 R)
• M5: 2,159,595 km (0.062 R)
• M6: 2,518,630 km (0.114 R)
• M7: 2,825,156 km (0.056 R)
• M8: 3,239,542 km (0.111 R)
• M9: 3,860,971 km (0.074 R)
• M10: 6,826,450 km (0.092 R)
• M11: 8,250,323 km (0.113 R)
• M12: 12,119,223 km (0.107 R)
• M13: 12,449,684 km (0.097 R)
• M14: 13,921,877 km (0.108 R)
• M15: 14,606,886 km (0.07 R)
• M16: 15,028,602 km (0.079 R)
• M17: 16,242,738 km (0.102 R)
• M18: 16,746,285 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.4

Radius: 9.7

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 4.41 AU - 4.41 AU

Year: 6075 Days

Day: 10.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 91.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 60,738,071 km

• M1: 120,576 km (0.085 R)
• M2: 1,283,849 km (0.1 R)
• M3: 1,693,448 km (0.109 R)
• M4: 2,458,491 km (0.106 R)
• M5: 3,213,661 km (0.077 R)
• M6: 4,487,338 km (0.111 R)
• M7: 4,880,780 km (0.116 R)
• M8: 5,587,780 km (0.092 R)
• M9: 7,001,928 km (0.096 R)
• M10: 7,776,845 km (0.109 R)
• M11: 8,641,072 km (0.044 R)
• M12: 9,148,059 km (0.073 R)
• M13: 10,370,872 km (0.061 R)
• M14: 10,982,728 km (0.083 R)
• M15: 12,111,144 km (0.12 R)
• M16: 12,489,777 km (0.092 R)
• M17: 14,176,343 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 871.3

Radius: 3

Gravity: 96.81 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 7.05 AU - 7.33 AU

Year: 12647 Days

Day: 16.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 60,738,071 km

• M1: 37,250 km (0.119 R)
• M2: 180,116 km (0.068 R)
• M3: 615,745 km (0.12 R)
• M4: 775,815 km (0.079 R)
• M5: 2,258,629 km (0.097 R)
• M6: 2,551,691 km (0.062 R)
• M7: 2,916,859 km (0.072 R)
• M8: 3,893,135 km (0.108 R)
• M9: 4,251,571 km (0.043 R)
• M10: 4,438,868 km (0.105 R)
• M11: 4,566,774 km (0.117 R)
• M12: 6,750,305 km (0.113 R)
• M13: 7,354,979 km (0.05 R)
• M14: 9,384,723 km (0.114 R)
• M15: 10,526,903 km (0.068 R)
• M16: 10,811,887 km (0.055 R)
• M17: 11,043,614 km (0.118 R)
• M18: 15,433,264 km (0.055 R)
• M19: 17,807,831 km (0.097 R)
• M20: 20,679,662 km (0.081 R)
• M21: 23,168,970 km (0.042 R)
• M22: 24,535,098 km (0.077 R)
• M23: 30,193,039 km (0.114 R)
• M24: 30,307,332 km (0.044 R)
• M25: 31,584,598 km (0.072 R)
• M26: 31,702,482 km (0.077 R)
• M27: 32,655,869 km (0.064 R)
• M28: 36,014,939 km (0.095 R)
• M29: 39,596,911 km (0.047 R)
• M30: 40,841,715 km (0.044 R)
• M31: 43,847,136 km (0.08 R)
• M32: 48,548,099 km (0.057 R)
• M33: 50,133,238 km (0.115 R)
• M34: 51,263,151 km (0.099 R)
• M35: 52,080,554 km (0.088 R)
• M36: 55,952,895 km (0.106 R)
• M37: 58,401,363 km (0.112 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 20,060 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit