🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.7

Radius: 11.2

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.62 AU - 0.88 AU

Year: 413 Days

Day: 7.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,392,435 km

• M1: 139,276 km (0.068 R)
• M2: 538,104 km (0.096 R)
• M3: 992,582 km (0.087 R)
• M4: 1,553,424 km (0.084 R)
• M5: 1,952,851 km (0.074 R)
• M6: 2,459,539 km (0.056 R)
• M7: 2,942,141 km (0.078 R)
• M8: 3,389,888 km (0.032 R)
• M9: 3,739,348 km (0.075 R)
• M10: 4,481,952 km (0.077 R)
• M11: 5,141,529 km (0.076 R)
• M12: 5,829,679 km (0.117 R)
• M13: 6,205,320 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.4

Radius: 8.7

Gravity: 9.32 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.73 AU - 0.79 AU

Year: 421 Days

Day: 7.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,392,435 km

• M1: 108,159 km (0.108 R)
• M2: 426,354 km (0.091 R)
• M3: 789,129 km (0.112 R)
• M4: 1,091,466 km (0.111 R)
• M5: 1,407,417 km (0.103 R)
• M6: 2,246,212 km (0.093 R)
• M7: 2,633,222 km (0.086 R)
• M8: 2,955,007 km (0.025 R)
• M9: 3,268,115 km (0.113 R)
• M10: 3,615,781 km (0.051 R)
• M11: 4,149,546 km (0.101 R)
• M12: 4,947,052 km (0.107 R)
• M13: 5,406,766 km (0.08 R)
• M14: 5,723,315 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 924.9

Radius: 8

Gravity: 14.45 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.64 AU - 1.84 AU

Year: 1459 Days

Day: 7 Hours

Environment

Temp: -187 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,392,435 km

• M1: 100,380 km (0.073 R)
• M2: 667,655 km (0.077 R)
• M3: 944,860 km (0.051 R)
• M4: 1,384,827 km (0.106 R)
• M5: 1,682,527 km (0.074 R)
• M6: 1,944,623 km (0.062 R)
• M7: 2,295,579 km (0.113 R)
• M8: 2,930,622 km (0.118 R)
• M9: 3,508,818 km (0.111 R)
• M10: 4,808,076 km (0.093 R)
• M11: 5,453,291 km (0.106 R)
• M12: 7,679,906 km (0.052 R)
• M13: 10,696,846 km (0.076 R)
• M14: 11,983,388 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.5

Radius: 12.9

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.37 AU - 2.23 AU

Year: 1535 Days

Day: 11.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,392,435 km

• M1: 160,369 km (0.117 R)
• M2: 667,207 km (0.108 R)
• M3: 1,216,081 km (0.052 R)
• M4: 1,692,102 km (0.095 R)
• M5: 2,176,051 km (0.112 R)
• M6: 2,876,617 km (0.115 R)
• M7: 3,304,019 km (0.064 R)
• M8: 3,946,392 km (0.118 R)
• M9: 4,850,113 km (0.111 R)
• M10: 5,727,354 km (0.107 R)
• M11: 7,198,500 km (0.085 R)
• M12: 8,786,481 km (0.078 R)
• M13: 9,534,471 km (0.073 R)
• M14: 11,193,062 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 222.3

Radius: 3.4

Gravity: 19.23 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 7.86 AU - 9.06 AU

Year: 15645 Days

Day: 24.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,392,435 km

• M1: 42,336 km (0.119 R)
• M2: 413,339 km (0.092 R)
• M3: 1,215,931 km (0.087 R)
• M4: 1,509,143 km (0.052 R)
• M5: 1,636,152 km (0.086 R)
• M6: 2,043,208 km (0.107 R)
• M7: 2,612,876 km (0.061 R)
• M8: 2,923,442 km (0.027 R)
• M9: 3,593,042 km (0.036 R)
• M10: 4,165,104 km (0.11 R)
• M11: 4,415,680 km (0.093 R)
• M12: 8,650,796 km (0.105 R)
• M13: 8,966,896 km (0.098 R)
• M14: 10,108,927 km (0.07 R)
• M15: 10,818,020 km (0.09 R)
• M16: 11,131,877 km (0.106 R)
• M17: 16,389,793 km (0.112 R)
• M18: 19,281,221 km (0.117 R)
• M19: 23,786,809 km (0.112 R)
• M20: 30,575,860 km (0.045 R)
• M21: 32,589,597 km (0.116 R)
• M22: 32,806,514 km (0.046 R)
• M23: 35,600,703 km (0.118 R)
• M24: 37,350,998 km (0.072 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: 255 - 15,303 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit