🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.7

Radius: 9.7

Gravity: 7.84 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.63 AU - 0.71 AU

Year: 372 Days

Day: 6.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 164.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 32,295,580 km

• M1: 120,576 km (0.079 R)
• M2: 443,109 km (0.095 R)
• M3: 754,422 km (0.047 R)
• M4: 1,604,587 km (0.096 R)
• M5: 1,980,825 km (0.108 R)
• M6: 2,546,006 km (0.042 R)
• M7: 2,934,512 km (0.059 R)
• M8: 3,374,030 km (0.113 R)
• M9: 3,744,435 km (0.077 R)
• M10: 4,142,066 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.8

Radius: 9.1

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.09 AU - 1.45 AU

Year: 971 Days

Day: 12.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 32,295,580 km

• M1: 113,246 km (0.111 R)
• M2: 550,969 km (0.1 R)
• M3: 845,677 km (0.092 R)
• M4: 1,229,844 km (0.065 R)
• M5: 2,497,387 km (0.083 R)
• M6: 2,934,811 km (0.057 R)
• M7: 3,518,243 km (0.093 R)
• M8: 3,859,924 km (0.118 R)
• M9: 4,478,811 km (0.093 R)
• M10: 5,993,040 km (0.094 R)
• M11: 6,566,299 km (0.061 R)
• M12: 7,108,592 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.1

Radius: 10.5

Gravity: 8.21 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.91 AU - 3.71 AU

Year: 4084 Days

Day: 5.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 32,295,580 km

• M1: 131,945 km (0.119 R)
• M2: 549,323 km (0.073 R)
• M3: 878,140 km (0.116 R)
• M4: 1,324,540 km (0.117 R)
• M5: 2,296,776 km (0.113 R)
• M6: 4,719,962 km (0.098 R)
• M7: 5,468,700 km (0.116 R)
• M8: 7,901,311 km (0.085 R)
• M9: 10,578,514 km (0.059 R)
• M10: 12,097,381 km (0.091 R)
• M11: 13,035,210 km (0.055 R)
• M12: 13,652,002 km (0.105 R)
• M13: 15,792,000 km (0.087 R)
• M14: 16,612,096 km (0.109 R)
• M15: 17,032,615 km (0.112 R)
• M16: 17,521,800 km (0.087 R)
• M17: 18,721,575 km (0.099 R)
• M18: 24,148,238 km (0.062 R)
• M19: 25,078,886 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.1

Radius: 13.8

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.69 AU - 4.65 AU

Year: 5776 Days

Day: 5.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,295,580 km

• M1: 173,085 km (0.06 R)
• M2: 691,890 km (0.099 R)
• M3: 1,156,691 km (0.049 R)
• M4: 1,798,765 km (0.12 R)
• M5: 2,797,630 km (0.032 R)
• M6: 3,422,350 km (0.097 R)
• M7: 4,139,074 km (0.08 R)
• M8: 4,767,086 km (0.105 R)
• M9: 5,516,272 km (0.113 R)
• M10: 7,006,865 km (0.113 R)
• M11: 7,643,853 km (0.12 R)
• M12: 9,157,484 km (0.094 R)
• M13: 9,661,330 km (0.039 R)
• M14: 10,633,117 km (0.106 R)
• M15: 12,514,909 km (0.1 R)
• M16: 13,723,959 km (0.062 R)
• M17: 15,770,608 km (0.115 R)
• M18: 17,243,548 km (0.108 R)
• M19: 18,606,086 km (0.073 R)
• M20: 20,461,997 km (0.116 R)
• M21: 22,063,143 km (0.053 R)
• M22: 25,844,379 km (0.098 R)
• M23: 28,415,517 km (0.115 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 18,816 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit