🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437

Radius: 13

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.48 AU - 0.64 AU

Year: 295 Days

Day: 13.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 55,906,583 km

• M1: 161,715 km (0.12 R)
• M2: 589,565 km (0.054 R)
• M3: 1,317,209 km (0.097 R)
• M4: 1,734,887 km (0.038 R)
• M5: 2,227,363 km (0.075 R)
• M6: 2,646,835 km (0.052 R)
• M7: 3,187,631 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520

Radius: 15

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.84 AU - 0.96 AU

Year: 600 Days

Day: 9.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,906,583 km

• M1: 186,549 km (0.099 R)
• M2: 662,419 km (0.073 R)
• M3: 1,151,156 km (0.08 R)
• M4: 1,651,112 km (0.104 R)
• M5: 2,155,107 km (0.102 R)
• M6: 2,639,056 km (0.048 R)
• M7: 3,149,783 km (0.047 R)
• M8: 4,216,566 km (0.039 R)
• M9: 5,343,786 km (0.069 R)
• M10: 5,861,993 km (0.1 R)
• M11: 6,509,153 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.1

Radius: 14.3

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.19 AU - 1.83 AU

Year: 1304 Days

Day: 10.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,906,583 km

• M1: 177,872 km (0.1 R)
• M2: 708,944 km (0.111 R)
• M3: 1,236,277 km (0.061 R)
• M4: 1,947,465 km (0.086 R)
• M5: 2,909,529 km (0.109 R)
• M6: 3,443,893 km (0.047 R)
• M7: 3,891,340 km (0.076 R)
• M8: 4,577,096 km (0.11 R)
• M9: 6,858,464 km (0.114 R)
• M10: 7,936,167 km (0.091 R)
• M11: 9,042,892 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.1

Radius: 10.8

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.62 AU - 3.94 AU

Year: 4176 Days

Day: 7.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,906,583 km

• M1: 134,488 km (0.114 R)
• M2: 516,711 km (0.118 R)
• M3: 884,871 km (0.054 R)
• M4: 1,373,159 km (0.099 R)
• M5: 2,700,242 km (0.101 R)
• M6: 3,101,014 km (0.117 R)
• M7: 3,541,580 km (0.082 R)
• M8: 4,089,707 km (0.059 R)
• M9: 4,431,239 km (0.117 R)
• M10: 5,017,513 km (0.096 R)
• M11: 6,557,024 km (0.112 R)
• M12: 7,319,375 km (0.033 R)
• M13: 8,104,465 km (0.088 R)
• M14: 12,559,639 km (0.092 R)
• M15: 13,533,671 km (0.084 R)
• M16: 14,296,769 km (0.086 R)
• M17: 15,358,465 km (0.082 R)
• M18: 18,797,122 km (0.106 R)
• M19: 19,426,779 km (0.051 R)
• M20: 20,331,996 km (0.077 R)
• M21: 21,197,569 km (0.109 R)
• M22: 22,296,216 km (0.098 R)
• M23: 23,216,692 km (0.089 R)
• M24: 23,868,490 km (0.079 R)
• M25: 25,057,494 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 909.7

Radius: 3

Gravity: 101.08 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 5.72 AU - 6.74 AU

Year: 10931 Days

Day: 24 Hours

Environment

Temp: -230 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 55,906,583 km

• M1: 37,399 km (0.072 R)
• M2: 229,633 km (0.047 R)
• M3: 347,067 km (0.085 R)
• M4: 464,501 km (0.053 R)
• M5: 592,557 km (0.051 R)
• M6: 1,136,944 km (0.089 R)
• M7: 1,399,937 km (0.113 R)
• M8: 1,902,586 km (0.077 R)
• M9: 2,252,645 km (0.082 R)
• M10: 2,557,974 km (0.096 R)
• M11: 2,798,976 km (0.05 R)
• M12: 2,936,606 km (0.068 R)
• M13: 3,454,514 km (0.111 R)
• M14: 3,694,020 km (0.084 R)
• M15: 4,667,902 km (0.081 R)
• M16: 8,982,155 km (0.08 R)
• M17: 10,438,491 km (0.082 R)
• M18: 21,152,092 km (0.112 R)
• M19: 23,701,539 km (0.078 R)
• M20: 24,465,834 km (0.06 R)
• M21: 25,246,585 km (0.072 R)
• M22: 26,346,728 km (0.076 R)
• M23: 28,535,195 km (0.109 R)
• M24: 29,838,642 km (0.111 R)
• M25: 30,281,751 km (0.119 R)
• M26: 31,752,298 km (0.092 R)
• M27: 32,915,272 km (0.108 R)
• M28: 34,469,294 km (0.08 R)
• M29: 36,071,487 km (0.115 R)
• M30: 36,448,175 km (0.12 R)
• M31: 37,851,702 km (0.061 R)
• M32: 40,091,033 km (0.09 R)
• M33: 41,038,137 km (0.04 R)
• M34: 54,411,588 km (0.061 R)
• M35: 54,741,451 km (0.106 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: 228 - 19,617 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit