🌌 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: 852.5

Radius: 14.8

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.63 AU - 0.71 AU

Year: 366 Days

Day: 10.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 16,890,858 km

• M1: 184,155 km (0.082 R)
• M2: 688,300 km (0.055 R)
• M3: 1,149,360 km (0.115 R)
• M4: 1,997,580 km (0.109 R)
• M5: 2,540,172 km (0.082 R)
• M6: 3,115,974 km (0.116 R)
• M7: 3,667,990 km (0.086 R)
• M8: 4,231,226 km (0.113 R)
• M9: 4,720,411 km (0.074 R)
• M10: 5,436,985 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.7

Radius: 13

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.76 AU - 0.8 AU

Year: 459 Days

Day: 14.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 140.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 16,890,858 km

• M1: 161,715 km (0.068 R)
• M2: 576,101 km (0.111 R)
• M3: 1,220,569 km (0.051 R)
• M4: 1,733,690 km (0.096 R)
• M5: 2,202,529 km (0.099 R)
• M6: 2,864,799 km (0.095 R)
• M7: 3,553,548 km (0.093 R)
• M8: 4,364,967 km (0.08 R)
• M9: 4,775,912 km (0.082 R)
• M10: 5,747,401 km (0.076 R)
• M11: 6,687,025 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.2

Radius: 8.7

Gravity: 10.68 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.64 AU - 0.96 AU

Year: 477 Days

Day: 11.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 16,890,858 km

• M1: 108,159 km (0.034 R)
• M2: 424,409 km (0.051 R)
• M3: 705,504 km (0.116 R)
• M4: 1,129,015 km (0.049 R)
• M5: 1,610,720 km (0.055 R)
• M6: 1,958,685 km (0.09 R)
• M7: 2,308,744 km (0.109 R)
• M8: 2,626,939 km (0.026 R)
• M9: 3,566,114 km (0.057 R)
• M10: 3,883,411 km (0.098 R)
• M11: 4,424,656 km (0.103 R)
• M12: 6,221,327 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 584.7

Radius: 13.5

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.25 AU - 1.63 AU

Year: 1152 Days

Day: 11.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 16,890,858 km

• M1: 167,998 km (0.087 R)
• M2: 726,896 km (0.117 R)
• M3: 1,500,766 km (0.086 R)
• M4: 1,921,734 km (0.03 R)
• M5: 2,515,039 km (0.11 R)
• M6: 3,173,719 km (0.103 R)
• M7: 4,058,441 km (0.062 R)
• M8: 4,729,387 km (0.106 R)
• M9: 5,473,487 km (0.095 R)
• M10: 6,272,340 km (0.118 R)
• M11: 7,123,402 km (0.097 R)
• M12: 8,887,310 km (0.081 R)
• M13: 9,604,034 km (0.116 R)
• M14: 10,204,968 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.8

Radius: 8.2

Gravity: 13.32 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.28 AU - 1.68 AU

Year: 1201 Days

Day: 10.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 16,890,858 km

• M1: 102,026 km (0.054 R)
• M2: 417,079 km (0.101 R)
• M3: 785,538 km (0.048 R)
• M4: 1,294,022 km (0.044 R)
• M5: 1,712,596 km (0.041 R)
• M6: 2,061,758 km (0.108 R)
• M7: 2,687,825 km (0.066 R)
• M8: 4,134,137 km (0.101 R)
• M9: 4,650,549 km (0.117 R)
• M10: 5,313,716 km (0.105 R)
• M11: 5,902,085 km (0.05 R)
• M12: 6,484,768 km (0.078 R)
• M13: 6,877,463 km (0.12 R)
• M14: 7,390,434 km (0.045 R)
• M15: 7,956,512 km (0.097 R)
• M16: 9,144,319 km (0.078 R)
• M17: 9,796,716 km (0.028 R)
• M18: 10,613,221 km (0.06 R)
• M19: 10,883,843 km (0.111 R)
• M20: 11,263,523 km (0.118 R)
• M21: 12,122,663 km (0.113 R)
• M22: 12,455,818 km (0.094 R)
• M23: 12,757,258 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.2

Radius: 12.1

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.33 AU - 2.97 AU

Year: 2877 Days

Day: 7 Hours

Environment

Temp: -219 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 16,890,858 km

• M1: 150,645 km (0.054 R)
• M2: 589,116 km (0.117 R)
• M3: 1,012,179 km (0.1 R)
• M4: 1,426,565 km (0.099 R)
• M5: 2,586,697 km (0.063 R)
• M6: 3,694,619 km (0.062 R)
• M7: 4,101,674 km (0.087 R)
• M8: 4,663,414 km (0.113 R)
• M9: 5,073,462 km (0.056 R)
• M10: 6,167,322 km (0.088 R)
• M11: 6,743,423 km (0.074 R)
• M12: 8,125,259 km (0.105 R)
• M13: 9,861,492 km (0.069 R)
• M14: 10,724,223 km (0.106 R)
• M15: 11,912,179 km (0.088 R)
• M16: 13,615,650 km (0.12 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: 555 - 19,076 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit