🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711

Radius: 9.8

Gravity: 7.4 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.8 AU - 1.32 AU

Year: 753 Days

Day: 10.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,832,361 km

• M1: 123,119 km (0.119 R)
• M2: 582,833 km (0.116 R)
• M3: 985,551 km (0.104 R)
• M4: 1,294,470 km (0.098 R)
• M5: 1,677,591 km (0.04 R)
• M6: 2,901,301 km (0.102 R)
• M7: 3,360,716 km (0.115 R)
• M8: 4,345,818 km (0.074 R)
• M9: 4,896,787 km (0.09 R)
• M10: 5,271,231 km (0.11 R)
• M11: 7,188,028 km (0.096 R)
• M12: 7,672,725 km (0.119 R)
• M13: 8,154,580 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.7

Radius: 9.7

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.07 AU - 3.25 AU

Year: 2995 Days

Day: 12 Hours

Environment

Temp: -199 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,832,361 km

• M1: 120,725 km (0.096 R)
• M2: 432,487 km (0.103 R)
• M3: 780,901 km (0.082 R)
• M4: 1,131,708 km (0.108 R)
• M5: 1,578,407 km (0.119 R)
• M6: 2,050,837 km (0.048 R)
• M7: 2,556,328 km (0.044 R)
• M8: 3,177,160 km (0.106 R)
• M9: 4,475,370 km (0.055 R)
• M10: 5,231,587 km (0.096 R)
• M11: 6,508,405 km (0.107 R)
• M12: 6,850,535 km (0.116 R)
• M13: 7,478,248 km (0.092 R)
• M14: 9,092,110 km (0.058 R)
• M15: 10,150,066 km (0.045 R)
• M16: 10,846,893 km (0.092 R)
• M17: 11,410,578 km (0.114 R)
• M18: 12,596,590 km (0.056 R)
• M19: 13,630,760 km (0.043 R)
• M20: 14,720,580 km (0.118 R)
• M21: 15,613,231 km (0.073 R)
• M22: 18,169,709 km (0.118 R)
• M23: 19,724,180 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.9

Radius: 12.3

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.05 AU - 4.25 AU

Year: 4813 Days

Day: 11.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 44,832,361 km

• M1: 160,967 km (0.07 R)
• M2: 765,642 km (0.096 R)
• M3: 1,468,303 km (0.12 R)
• M4: 2,751,703 km (0.099 R)
• M5: 4,358,534 km (0.089 R)
• M6: 6,914,862 km (0.087 R)
• M7: 10,111,021 km (0.042 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 457.9

Radius: 7.3

Gravity: 8.59 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 4.88 AU - 6.46 AU

Year: 9319 Days

Day: 18 Hours

Environment

Temp: -222 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,832,361 km

• M1: 90,806 km (0.12 R)
• M2: 331,359 km (0.101 R)
• M3: 582,534 km (0.062 R)
• M4: 902,524 km (0.093 R)
• M5: 1,267,842 km (0.115 R)
• M6: 1,906,026 km (0.102 R)
• M7: 3,175,065 km (0.066 R)
• M8: 4,259,351 km (0.089 R)
• M9: 4,614,197 km (0.113 R)
• M10: 4,842,184 km (0.069 R)
• M11: 5,259,562 km (0.089 R)
• M12: 5,863,937 km (0.089 R)
• M13: 8,452,429 km (0.098 R)
• M14: 15,044,011 km (0.089 R)
• M15: 16,061,875 km (0.105 R)
• M16: 18,022,355 km (0.096 R)
• M17: 20,980,653 km (0.049 R)
• M18: 37,871,000 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 541.9

Radius: 5.2

Gravity: 20.04 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 5.76 AU - 6.26 AU

Year: 10170 Days

Day: 21.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,832,361 km

• M1: 64,626 km (0.096 R)
• M2: 503,397 km (0.057 R)
• M3: 860,637 km (0.073 R)
• M4: 1,079,349 km (0.088 R)
• M5: 1,424,321 km (0.112 R)
• M6: 1,824,196 km (0.11 R)
• M7: 2,369,331 km (0.084 R)
• M8: 3,624,008 km (0.027 R)
• M9: 7,717,904 km (0.092 R)
• M10: 11,365,698 km (0.03 R)
• M11: 14,328,185 km (0.106 R)
• M12: 15,158,303 km (0.074 R)
• M13: 21,309,319 km (0.065 R)
• M14: 24,032,748 km (0.114 R)
• M15: 33,689,141 km (0.103 R)
• M16: 36,657,761 km (0.093 R)
• M17: 40,044,807 km (0.081 R)
• M18: 44,430,717 km (0.114 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 250 - 15,249 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit