🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.7

Radius: 8.9

Gravity: 10.88 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.95 AU - 1.05 AU

Year: 678 Days

Day: 13.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,078,718 km

• M1: 110,702 km (0.073 R)
• M2: 402,269 km (0.1 R)
• M3: 800,349 km (0.113 R)
• M4: 1,237,474 km (0.066 R)
• M5: 1,578,706 km (0.105 R)
• M6: 1,864,289 km (0.116 R)
• M7: 2,575,178 km (0.093 R)
• M8: 3,651,684 km (0.108 R)
• M9: 4,065,023 km (0.063 R)
• M10: 4,811,666 km (0.073 R)
• M11: 5,163,670 km (0.101 R)
• M12: 6,079,209 km (0.089 R)
• M13: 6,386,483 km (0.118 R)
• M14: 7,032,147 km (0.1 R)
• M15: 7,394,024 km (0.106 R)
• M16: 7,744,532 km (0.1 R)
• M17: 8,081,576 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.8

Radius: 15

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.03 AU - 1.43 AU

Year: 925 Days

Day: 13.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 63,078,718 km

• M1: 186,997 km (0.097 R)
• M2: 683,961 km (0.097 R)
• M3: 4,241,997 km (0.044 R)
• M4: 4,802,840 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.8

Radius: 12.2

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.95 AU - 2.85 AU

Year: 2522 Days

Day: 13.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,078,718 km

• M1: 151,842 km (0.085 R)
• M2: 574,905 km (0.027 R)
• M3: 1,065,137 km (0.116 R)
• M4: 1,554,771 km (0.115 R)
• M5: 2,391,023 km (0.098 R)
• M6: 3,083,511 km (0.107 R)
• M7: 3,687,288 km (0.11 R)
• M8: 5,132,703 km (0.097 R)
• M9: 5,526,893 km (0.092 R)
• M10: 6,199,785 km (0.117 R)
• M11: 7,021,376 km (0.099 R)
• M12: 9,277,910 km (0.034 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 785.4

Radius: 7

Gravity: 16.03 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 7.3 AU - 7.82 AU

Year: 14099 Days

Day: 20.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,078,718 km

• M1: 87,066 km (0.07 R)
• M2: 385,663 km (0.064 R)
• M3: 678,726 km (0.119 R)
• M4: 2,209,710 km (0.036 R)
• M5: 3,709,878 km (0.085 R)
• M6: 4,524,438 km (0.099 R)
• M7: 4,820,941 km (0.098 R)
• M8: 5,307,882 km (0.107 R)
• M9: 7,053,390 km (0.111 R)
• M10: 7,543,473 km (0.07 R)
• M11: 8,345,018 km (0.117 R)
• M12: 8,641,072 km (0.1 R)
• M13: 9,625,277 km (0.11 R)
• M14: 11,448,426 km (0.115 R)
• M15: 33,563,479 km (0.077 R)
• M16: 33,936,726 km (0.061 R)
• M17: 34,691,746 km (0.083 R)
• M18: 41,567,264 km (0.074 R)
• M19: 45,095,680 km (0.117 R)
• M20: 46,161,265 km (0.117 R)
• M21: 50,103,917 km (0.106 R)
• M22: 52,406,976 km (0.118 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 16,534 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit