🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.9

Radius: 9.3

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.24 AU - 1.32 AU

Year: 982 Days

Day: 8 Hours

Environment

Temp: -179 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 19,121,363 km

• M1: 115,789 km (0.112 R)
• M2: 665,112 km (0.107 R)
• M3: 2,287,950 km (0.112 R)
• M4: 3,585,263 km (0.09 R)
• M5: 4,102,422 km (0.062 R)
• M6: 4,755,567 km (0.105 R)

Asteroid Belt

Center: 2 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.8

Radius: 12.2

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.39 AU - 3.05 AU

Year: 3043 Days

Day: 11.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 19,121,363 km

• M1: 153,188 km (0.053 R)
• M2: 533,915 km (0.047 R)
• M3: 1,121,386 km (0.047 R)
• M4: 1,902,137 km (0.086 R)
• M5: 2,468,066 km (0.075 R)
• M6: 3,274,099 km (0.1 R)
• M7: 6,444,826 km (0.088 R)
• M8: 7,999,896 km (0.12 R)
• M9: 9,211,938 km (0.046 R)
• M10: 12,690,387 km (0.111 R)
• M11: 13,539,206 km (0.08 R)
• M12: 14,290,037 km (0.116 R)
• M13: 15,923,497 km (0.057 R)
• M14: 16,910,992 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82.7

Radius: 10.8

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.42 AU - 3.46 AU

Year: 3419 Days

Day: 6.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 19,121,363 km

• M1: 134,339 km (0.106 R)
• M2: 834,607 km (0.083 R)
• M3: 6,704,677 km (0.065 R)
• M4: 9,254,872 km (0.119 R)
• M5: 10,616,213 km (0.03 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 313

Radius: 4.1

Gravity: 18.62 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 5.17 AU - 6.15 AU

Year: 9133 Days

Day: 24.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 54.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 19,121,363 km

• M1: 52,210 km (0.075 R)
• M2: 478,713 km (0.032 R)
• M3: 660,923 km (0.095 R)
• M4: 888,611 km (0.109 R)
• M5: 2,305,453 km (0.052 R)
• M6: 2,696,202 km (0.077 R)
• M7: 4,681,366 km (0.119 R)
• M8: 6,892,124 km (0.114 R)
• M9: 7,360,814 km (0.062 R)
• M10: 12,471,376 km (0.105 R)
• M11: 14,926,427 km (0.084 R)
• M12: 19,254,742 km (0.101 R)
• M13: 29,709,988 km (0.081 R)
• M14: 30,276,066 km (0.12 R)
• M15: 30,466,354 km (0.055 R)
• M16: 34,649,260 km (0.042 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 12.1

Radius: 5.6

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 7.1 AU - 11.32 AU

Year: 18957 Days

Day: 22.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 19,121,363 km

• M1: 69,713 km (0.095 R)
• M2: 307,573 km (0.108 R)
• M3: 584,030 km (0.114 R)
• M4: 865,723 km (0.11 R)
• M5: 1,627,026 km (0.097 R)
• M6: 7,758,594 km (0.117 R)
• M7: 11,002,624 km (0.115 R)
• M8: 11,935,666 km (0.108 R)
• M9: 14,953,354 km (0.068 R)
• M10: 17,619,488 km (0.11 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 372 - 14,582 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit