🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.05 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.1

Radius: 14.4

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.96 AU - 2.22 AU

Year: 1951 Days

Day: 6.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 43,949,025 km

• M1: 187,895 km (0.099 R)
• M2: 1,465,910 km (0.084 R)
• M3: 2,288,698 km (0.065 R)
• M4: 2,780,426 km (0.069 R)
• M5: 4,815,855 km (0.12 R)
• M6: 5,378,791 km (0.072 R)
• M7: 6,376,310 km (0.12 R)
• M8: 10,180,733 km (0.112 R)
• M9: 10,773,440 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.4

Radius: 9.1

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.43 AU - 2.67 AU

Year: 2629 Days

Day: 11.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,949,025 km

• M1: 113,694 km (0.097 R)
• M2: 500,255 km (0.104 R)
• M3: 877,541 km (0.115 R)
• M4: 1,293,573 km (0.095 R)
• M5: 1,606,083 km (0.086 R)
• M6: 2,401,046 km (0.051 R)
• M7: 2,816,180 km (0.086 R)
• M8: 3,565,067 km (0.027 R)
• M9: 4,792,966 km (0.111 R)
• M10: 5,307,284 km (0.09 R)
• M11: 5,653,453 km (0.057 R)
• M12: 5,988,403 km (0.066 R)
• M13: 6,501,823 km (0.119 R)
• M14: 8,516,008 km (0.086 R)
• M15: 11,353,880 km (0.084 R)
• M16: 12,140,765 km (0.058 R)
• M17: 16,524,880 km (0.082 R)
• M18: 17,807,233 km (0.051 R)
• M19: 18,529,043 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.4

Radius: 12.6

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.31 AU - 4.35 AU

Year: 4840 Days

Day: 11 Hours

Environment

Temp: -205 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,949,025 km

• M1: 166,502 km (0.104 R)
• M2: 628,012 km (0.05 R)
• M3: 1,108,819 km (0.117 R)
• M4: 1,636,002 km (0.08 R)
• M5: 2,100,803 km (0.111 R)
• M6: 4,628,109 km (0.079 R)
• M7: 5,072,415 km (0.095 R)
• M8: 6,134,111 km (0.104 R)
• M9: 7,306,061 km (0.112 R)
• M10: 8,225,639 km (0.112 R)
• M11: 9,336,254 km (0.061 R)
• M12: 9,807,636 km (0.082 R)
• M13: 10,840,759 km (0.064 R)
• M14: 11,539,232 km (0.089 R)
• M15: 15,436,705 km (0.118 R)
• M16: 16,265,028 km (0.036 R)
• M17: 19,115,466 km (0.099 R)
• M18: 20,265,575 km (0.106 R)
• M19: 22,007,343 km (0.07 R)
• M20: 22,492,937 km (0.111 R)
• M21: 24,506,974 km (0.087 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 101.1

Radius: 7.1

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 9.5 AU - 12.06 AU

Year: 22853 Days

Day: 17.8 Hours

Environment

Temp: -241 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 43,949,025 km

• M1: 88,412 km (0.113 R)
• M2: 348,413 km (0.036 R)
• M3: 717,621 km (0.106 R)
• M4: 2,364,394 km (0.05 R)
• M5: 4,555,405 km (0.074 R)
• M6: 6,009,795 km (0.096 R)
• M7: 6,994,748 km (0.106 R)
• M8: 7,667,788 km (0.106 R)
• M9: 8,601,878 km (0.088 R)
• M10: 13,697,779 km (0.108 R)
• M11: 14,372,017 km (0.101 R)
• M12: 25,899,431 km (0.08 R)
• M13: 31,638,304 km (0.098 R)
• M14: 36,518,336 km (0.073 R)
• M15: 37,693,427 km (0.037 R)
• M16: 39,871,722 km (0.05 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 20,308 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit