🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.4

Radius: 10.1

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.82 AU - 0.98 AU

Year: 600 Days

Day: 12.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 15,126,325 km

• M1: 125,662 km (0.116 R)
• M2: 690,843 km (0.109 R)
• M3: 1,009,187 km (0.087 R)
• M4: 1,372,261 km (0.088 R)
• M5: 2,170,815 km (0.11 R)
• M6: 2,487,364 km (0.093 R)
• M7: 2,882,153 km (0.105 R)
• M8: 3,629,095 km (0.109 R)
• M9: 4,108,855 km (0.045 R)
• M10: 4,780,400 km (0.118 R)
• M11: 6,240,026 km (0.1 R)
• M12: 6,716,047 km (0.086 R)
• M13: 7,149,432 km (0.063 R)
• M14: 7,694,118 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.9

Radius: 12

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.72 AU - 1.14 AU

Year: 630 Days

Day: 9.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 15,126,325 km

• M1: 149,299 km (0.115 R)
• M2: 524,341 km (0.072 R)
• M3: 970,441 km (0.11 R)
• M4: 1,715,588 km (0.1 R)
• M5: 2,123,691 km (0.097 R)
• M6: 2,878,562 km (0.108 R)
• M7: 3,472,316 km (0.041 R)
• M8: 4,256,658 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244

Radius: 14.5

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.58 AU - 2.14 AU

Year: 1783 Days

Day: 5.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 15,126,325 km

• M1: 180,415 km (0.067 R)
• M2: 765,642 km (0.119 R)
• M3: 1,279,211 km (0.099 R)
• M4: 2,256,085 km (0.11 R)
• M5: 2,890,380 km (0.107 R)
• M6: 3,597,081 km (0.107 R)
• M7: 4,230,329 km (0.115 R)
• M8: 4,771,574 km (0.047 R)
• M9: 5,701,624 km (0.116 R)
• M10: 6,232,098 km (0.044 R)
• M11: 7,742,737 km (0.086 R)
• M12: 8,748,633 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.8

Radius: 12.4

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.04 AU - 2.54 AU

Year: 2436 Days

Day: 10.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 15,126,325 km

• M1: 154,235 km (0.099 R)
• M2: 562,488 km (0.106 R)
• M3: 1,008,589 km (0.069 R)
• M4: 1,395,150 km (0.108 R)
• M5: 3,090,542 km (0.098 R)
• M6: 4,577,096 km (0.117 R)
• M7: 5,158,733 km (0.108 R)
• M8: 5,672,901 km (0.094 R)
• M9: 6,295,378 km (0.098 R)
• M10: 7,341,516 km (0.083 R)
• M11: 7,734,060 km (0.046 R)
• M12: 8,379,126 km (0.115 R)
• M13: 8,964,952 km (0.102 R)
• M14: 10,461,977 km (0.114 R)
• M15: 11,850,844 km (0.083 R)
• M16: 12,353,194 km (0.088 R)
• M17: 14,288,990 km (0.06 R)
• M18: 14,991,951 km (0.117 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 352 - 17,459 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit