🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.4

Radius: 10.4

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.82 AU - 1.04 AU

Year: 579 Days

Day: 14.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 133.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,551,905 km

• M1: 129,402 km (0.106 R)
• M2: 471,233 km (0.069 R)
• M3: 796,908 km (0.075 R)
• M4: 1,134,849 km (0.089 R)
• M5: 1,500,018 km (0.113 R)
• M6: 1,894,657 km (0.101 R)
• M7: 2,368,134 km (0.114 R)
• M8: 3,516,298 km (0.087 R)
• M9: 4,065,023 km (0.12 R)
• M10: 4,532,067 km (0.101 R)
• M11: 5,002,254 km (0.08 R)
• M12: 5,367,572 km (0.112 R)
• M13: 6,077,862 km (0.118 R)
• M14: 6,591,731 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345

Radius: 11.5

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.01 AU - 1.13 AU

Year: 715 Days

Day: 5.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 38,551,905 km

• M1: 143,016 km (0.108 R)
• M2: 524,041 km (0.101 R)
• M3: 894,296 km (0.066 R)
• M4: 1,780,215 km (0.085 R)
• M5: 2,413,462 km (0.062 R)
• M6: 3,383,305 km (0.073 R)
• M7: 3,829,705 km (0.114 R)
• M8: 4,596,245 km (0.081 R)
• M9: 5,080,792 km (0.088 R)
• M10: 6,061,107 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.4

Radius: 14.3

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.64 AU - 2.54 AU

Year: 1951 Days

Day: 12.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 38,551,905 km

• M1: 184,454 km (0.045 R)
• M2: 785,389 km (0.114 R)
• M3: 1,296,415 km (0.08 R)
• M4: 1,745,658 km (0.104 R)
• M5: 3,483,237 km (0.117 R)
• M6: 4,289,569 km (0.046 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.4

Radius: 9.5

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.04 AU - 4.34 AU

Year: 4577 Days

Day: 6.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 38,551,905 km

• M1: 118,182 km (0.097 R)
• M2: 958,324 km (0.067 R)
• M3: 1,770,192 km (0.066 R)
• M4: 2,953,660 km (0.106 R)
• M5: 3,284,272 km (0.102 R)
• M6: 4,577,545 km (0.086 R)
• M7: 5,279,309 km (0.076 R)
• M8: 7,879,918 km (0.096 R)
• M9: 11,353,132 km (0.088 R)
• M10: 13,874,604 km (0.096 R)
• M11: 14,476,586 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.9

Radius: 9.9

Gravity: 6.65 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.59 AU - 4.17 AU

Year: 4935 Days

Day: 14 Hours

Environment

Temp: -213 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 38,551,905 km

• M1: 123,269 km (0.089 R)
• M2: 538,702 km (0.115 R)
• M3: 1,057,059 km (0.076 R)
• M4: 1,537,118 km (0.114 R)
• M5: 1,902,735 km (0.097 R)
• M6: 2,470,459 km (0.077 R)
• M7: 3,265,273 km (0.119 R)
• M8: 4,293,459 km (0.097 R)
• M9: 6,206,068 km (0.108 R)
• M10: 6,745,368 km (0.055 R)
• M11: 7,076,877 km (0.106 R)
• M12: 7,809,009 km (0.049 R)
• M13: 8,399,920 km (0.083 R)
• M14: 9,060,245 km (0.104 R)
• M15: 10,396,603 km (0.072 R)
• M16: 11,622,857 km (0.096 R)
• M17: 12,197,612 km (0.055 R)
• M18: 12,741,251 km (0.11 R)
• M19: 13,717,975 km (0.1 R)
• M20: 14,251,740 km (0.073 R)
• M21: 16,706,342 km (0.1 R)
• M22: 20,377,025 km (0.09 R)
• M23: 21,072,206 km (0.12 R)
• M24: 21,783,096 km (0.079 R)
• M25: 22,509,842 km (0.112 R)
• M26: 24,320,126 km (0.059 R)
• M27: 25,340,084 km (0.025 R)
• M28: 28,485,379 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.3

Radius: 14.1

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.91 AU - 4.95 AU

Year: 6020 Days

Day: 11.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,551,905 km

• M1: 175,777 km (0.085 R)
• M2: 673,340 km (0.08 R)
• M3: 1,150,557 km (0.025 R)
• M4: 1,806,693 km (0.113 R)
• M5: 2,434,406 km (0.065 R)
• M6: 3,790,212 km (0.085 R)
• M7: 5,001,206 km (0.105 R)
• M8: 6,387,679 km (0.089 R)
• M9: 8,506,135 km (0.083 R)
• M10: 9,589,672 km (0.053 R)
• M11: 12,402,561 km (0.06 R)
• M12: 13,058,398 km (0.098 R)
• M13: 15,600,664 km (0.117 R)
• M14: 16,171,979 km (0.069 R)
• M15: 16,757,205 km (0.065 R)
• M16: 17,491,581 km (0.1 R)
• M17: 18,387,074 km (0.117 R)
• M18: 19,971,914 km (0.068 R)
• M19: 23,247,808 km (0.083 R)
• M20: 25,185,849 km (0.105 R)
• M21: 28,809,708 km (0.09 R)
• M22: 29,477,812 km (0.099 R)
• M23: 30,746,102 km (0.099 R)
• M24: 33,391,142 km (0.057 R)
• M25: 34,769,088 km (0.098 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: 518 - 15,290 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit