🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.2

Radius: 12.6

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.6 AU - 0.88 AU

Year: 411 Days

Day: 12.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 31,207,430 km

• M1: 156,779 km (0.102 R)
• M2: 558,898 km (0.079 R)
• M3: 1,129,464 km (0.077 R)
• M4: 1,844,841 km (0.119 R)
• M5: 2,292,288 km (0.099 R)
• M6: 2,691,415 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.4

Radius: 11.7

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1 AU - 1.42 AU

Year: 859 Days

Day: 12.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 31,207,430 km

• M1: 146,307 km (0.115 R)
• M2: 672,442 km (0.06 R)
• M3: 1,682,976 km (0.059 R)
• M4: 2,059,813 km (0.065 R)
• M5: 3,022,027 km (0.089 R)
• M6: 3,426,838 km (0.062 R)
• M7: 4,276,255 km (0.056 R)
• M8: 4,974,129 km (0.093 R)
• M9: 5,868,126 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.2

Radius: 10.1

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.81 AU - 3.71 AU

Year: 3801 Days

Day: 6.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,207,430 km

• M1: 125,812 km (0.11 R)
• M2: 488,437 km (0.118 R)
• M3: 865,124 km (0.099 R)
• M4: 1,212,192 km (0.067 R)
• M5: 1,539,063 km (0.064 R)
• M6: 2,241,275 km (0.112 R)
• M7: 2,681,093 km (0.08 R)
• M8: 3,011,405 km (0.114 R)
• M9: 3,585,861 km (0.075 R)
• M10: 4,211,180 km (0.082 R)
• M11: 4,572,010 km (0.098 R)
• M12: 5,755,479 km (0.089 R)
• M13: 6,120,797 km (0.076 R)
• M14: 6,697,945 km (0.103 R)
• M15: 8,784,537 km (0.078 R)
• M16: 9,846,681 km (0.099 R)
• M17: 10,795,282 km (0.105 R)
• M18: 15,856,028 km (0.083 R)
• M19: 16,944,652 km (0.08 R)
• M20: 18,755,085 km (0.092 R)
• M21: 19,386,238 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.8

Radius: 12.2

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.85 AU - 4.63 AU

Year: 4670 Days

Day: 7.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 31,207,430 km

• M1: 151,692 km (0.114 R)
• M2: 549,623 km (0.044 R)
• M3: 1,085,931 km (0.106 R)
• M4: 1,802,505 km (0.094 R)
• M5: 2,339,412 km (0.057 R)
• M6: 3,805,321 km (0.069 R)
• M7: 4,443,206 km (0.057 R)
• M8: 6,148,622 km (0.1 R)
• M9: 7,340,319 km (0.099 R)
• M10: 7,733,612 km (0.118 R)
• M11: 12,382,515 km (0.069 R)
• M12: 13,892,406 km (0.026 R)
• M13: 15,117,164 km (0.099 R)
• M14: 15,755,947 km (0.06 R)
• M15: 16,171,829 km (0.077 R)
• M16: 18,955,845 km (0.113 R)
• M17: 19,767,414 km (0.077 R)
• M18: 20,672,631 km (0.099 R)
• M19: 24,970,727 km (0.109 R)
• M20: 25,863,826 km (0.088 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: 165 - 16,916 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit