🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.45 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.8

Radius: 12.8

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.33 AU - 3.45 AU

Year: 3276 Days

Day: 12.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,653,641 km

• M1: 161,566 km (0.081 R)
• M2: 949,797 km (0.047 R)
• M3: 1,887,776 km (0.101 R)
• M4: 3,083,960 km (0.094 R)
• M5: 5,289,781 km (0.099 R)
• M6: 5,842,994 km (0.075 R)
• M7: 7,197,154 km (0.083 R)
• M8: 8,811,165 km (0.063 R)
• M9: 9,210,890 km (0.101 R)
• M10: 12,094,090 km (0.072 R)
• M11: 13,255,867 km (0.088 R)

Planet 2 - Ice Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 96.1

Radius: 3.9

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.09 AU - 8.73 AU

Year: 13451 Days

Day: 24.6 Hours

Environment

Temp: -241 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 80,653,641 km

• M1: 49,068 km (0.112 R)
• M2: 240,404 km (0.092 R)
• M3: 467,344 km (0.088 R)
• M4: 593,455 km (0.085 R)
• M5: 764,744 km (0.109 R)
• M6: 1,818,362 km (0.108 R)
• M7: 2,091,378 km (0.109 R)
• M8: 3,055,985 km (0.114 R)
• M9: 3,214,559 km (0.111 R)
• M10: 3,483,985 km (0.099 R)
• M11: 3,679,210 km (0.08 R)
• M12: 4,091,651 km (0.081 R)
• M13: 4,433,183 km (0.103 R)
• M14: 4,714,577 km (0.071 R)
• M15: 5,542,751 km (0.085 R)
• M16: 12,780,595 km (0.047 R)
• M17: 20,278,141 km (0.112 R)
• M18: 21,699,022 km (0.075 R)
• M19: 23,874,923 km (0.054 R)
• M20: 24,657,768 km (0.052 R)
• M21: 26,856,707 km (0.06 R)

Planet 3 - Ice Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 695.6

Radius: 6.8

Gravity: 15.04 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 9.29 AU - 11.07 AU

Year: 21660 Days

Day: 22.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 80,653,641 km

• M1: 84,523 km (0.103 R)
• M2: 531,372 km (0.074 R)
• M3: 954,285 km (0.043 R)
• M4: 1,567,038 km (0.099 R)
• M5: 2,029,295 km (0.103 R)
• M6: 4,333,252 km (0.083 R)
• M7: 5,596,905 km (0.057 R)
• M8: 5,884,881 km (0.118 R)
• M9: 6,357,162 km (0.106 R)
• M10: 7,875,730 km (0.096 R)
• M11: 9,505,449 km (0.118 R)
• M12: 9,738,672 km (0.071 R)
• M13: 12,353,044 km (0.073 R)
• M14: 12,983,898 km (0.108 R)
• M15: 13,271,126 km (0.053 R)
• M16: 16,463,994 km (0.06 R)
• M17: 18,192,896 km (0.079 R)
• M18: 19,660,451 km (0.097 R)
• M19: 21,603,728 km (0.101 R)
• M20: 22,007,193 km (0.119 R)
• M21: 22,313,121 km (0.105 R)
• M22: 27,601,555 km (0.107 R)
• M23: 30,534,272 km (0.103 R)
• M24: 35,872,971 km (0.06 R)
• M25: 37,154,426 km (0.102 R)
• M26: 37,443,150 km (0.119 R)
• M27: 39,058,807 km (0.112 R)
• M28: 43,060,999 km (0.11 R)
• M29: 44,833,584 km (0.091 R)
• M30: 45,820,631 km (0.104 R)
• M31: 48,351,677 km (0.051 R)
• M32: 52,411,165 km (0.071 R)
• M33: 58,623,815 km (0.11 R)
• M34: 60,001,911 km (0.066 R)
• M35: 64,890,919 km (0.12 R)
• M36: 66,153,226 km (0.025 R)
• M37: 69,380,800 km (0.113 R)
• M38: 71,589,911 km (0.068 R)
• M39: 72,261,606 km (0.047 R)
• M40: 78,260,630 km (0.119 R)
• M41: 78,973,464 km (0.081 R)
• M42: 80,171,144 km (0.087 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 541 - 14,605 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit