🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.4

Radius: 14.8

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.71 AU - 1.05 AU

Year: 550 Days

Day: 14.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 15,084,649 km

• M1: 184,005 km (0.104 R)
• M2: 699,669 km (0.092 R)
• M3: 1,194,689 km (0.039 R)
• M4: 1,682,826 km (0.09 R)
• M5: 2,152,414 km (0.081 R)
• M6: 2,746,767 km (0.08 R)
• M7: 3,482,040 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.2

Radius: 9.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.84 AU - 1.28 AU

Year: 728 Days

Day: 6.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 15,084,649 km

• M1: 120,725 km (0.029 R)
• M2: 432,787 km (0.068 R)
• M3: 976,126 km (0.106 R)
• M4: 1,297,313 km (0.115 R)
• M5: 2,153,910 km (0.12 R)
• M6: 2,527,007 km (0.086 R)
• M7: 3,629,693 km (0.046 R)
• M8: 4,393,241 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.5

Radius: 11.9

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.83 AU - 3.75 AU

Year: 3979 Days

Day: 14.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 15,084,649 km

• M1: 147,952 km (0.046 R)
• M2: 696,378 km (0.117 R)
• M3: 1,400,086 km (0.082 R)
• M4: 1,943,127 km (0.067 R)
• M5: 2,711,910 km (0.107 R)
• M6: 3,384,353 km (0.088 R)
• M7: 5,864,835 km (0.043 R)
• M8: 6,331,131 km (0.073 R)
• M9: 7,015,841 km (0.099 R)
• M10: 8,987,840 km (0.079 R)
• M11: 10,290,688 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.7

Radius: 9

Gravity: 11 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.11 AU - 5.09 AU

Year: 6579 Days

Day: 10 Hours

Environment

Temp: -220 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 15,084,649 km

• M1: 111,899 km (0.107 R)
• M2: 736,022 km (0.118 R)
• M3: 2,752,900 km (0.119 R)
• M4: 3,978,256 km (0.07 R)
• M5: 4,586,222 km (0.096 R)
• M6: 6,222,972 km (0.115 R)
• M7: 7,229,616 km (0.034 R)
• M8: 9,608,522 km (0.051 R)
• M9: 12,520,444 km (0.091 R)
• M10: 12,963,553 km (0.073 R)
• M11: 14,719,234 km (0.037 R)
• M12: 18,695,695 km (0.118 R)
• M13: 27,005,108 km (0.102 R)
• M14: 31,854,623 km (0.036 R)
• M15: 38,403,269 km (0.057 R)

Asteroid Belt

Center: 6.01 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 11.8

Radius: 3.8

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 7.34 AU - 7.48 AU

Year: 13451 Days

Day: 22.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 15,084,649 km

• M1: 296,653 km (0.097 R)
• M2: 449,242 km (0.083 R)
• M3: 3,120,013 km (0.106 R)
• M4: 3,807,266 km (0.113 R)
• M5: 4,138,924 km (0.067 R)
• M6: 8,277,849 km (0.116 R)
• M7: 9,645,323 km (0.111 R)
• M8: 14,593,871 km (0.118 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: 319 - 12,093 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit