🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.2

Radius: 10.9

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.41 AU - 0.63 AU

Year: 264 Days

Day: 12.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 17,066,651 km

• M1: 135,685 km (0.028 R)
• M2: 740,360 km (0.11 R)
• M3: 1,172,099 km (0.032 R)
• M4: 1,619,397 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110

Radius: 11.9

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.13 AU - 1.65 AU

Year: 1152 Days

Day: 8.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 17,066,651 km

• M1: 149,299 km (0.109 R)
• M2: 578,345 km (0.084 R)
• M3: 970,292 km (0.112 R)
• M4: 1,390,662 km (0.069 R)
• M5: 2,395,062 km (0.088 R)
• M6: 3,371,038 km (0.098 R)
• M7: 4,194,874 km (0.034 R)
• M8: 4,580,687 km (0.083 R)
• M9: 5,642,383 km (0.111 R)
• M10: 6,078,311 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.4

Radius: 12.8

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.48 AU - 2.26 AU

Year: 1798 Days

Day: 5.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 17,066,651 km

• M1: 159,172 km (0.101 R)
• M2: 659,577 km (0.105 R)
• M3: 1,194,838 km (0.094 R)
• M4: 1,713,644 km (0.102 R)
• M5: 2,245,464 km (0.108 R)
• M6: 2,660,149 km (0.103 R)
• M7: 3,462,892 km (0.09 R)
• M8: 4,068,015 km (0.096 R)
• M9: 4,972,035 km (0.114 R)
• M10: 6,444,377 km (0.119 R)
• M11: 6,904,690 km (0.051 R)
• M12: 7,316,682 km (0.112 R)
• M13: 8,240,748 km (0.033 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.3

Radius: 8

Gravity: 11.85 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.13 AU - 2.19 AU

Year: 2231 Days

Day: 12.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 17,066,651 km

• M1: 99,782 km (0.068 R)
• M2: 456,573 km (0.113 R)
• M3: 710,889 km (0.107 R)
• M4: 1,243,308 km (0.117 R)
• M5: 1,900,192 km (0.047 R)
• M6: 2,694,856 km (0.064 R)
• M7: 3,117,919 km (0.038 R)
• M8: 3,901,961 km (0.117 R)
• M9: 4,217,463 km (0.098 R)
• M10: 4,507,683 km (0.097 R)
• M11: 5,013,324 km (0.072 R)
• M12: 5,507,446 km (0.093 R)
• M13: 6,295,826 km (0.049 R)
• M14: 6,899,454 km (0.093 R)
• M15: 7,451,320 km (0.111 R)
• M16: 9,812,872 km (0.111 R)
• M17: 10,661,840 km (0.061 R)
• M18: 11,162,844 km (0.096 R)
• M19: 13,325,430 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.1

Radius: 14.4

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 2.39 AU - 2.89 AU

Year: 3015 Days

Day: 10 Hours

Environment

Temp: -209 °C

Axial Tilt: 81.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 17,066,651 km

• M1: 184,604 km (0.115 R)
• M2: 1,098,497 km (0.079 R)
• M3: 1,687,314 km (0.118 R)
• M4: 2,353,922 km (0.029 R)
• M5: 3,208,874 km (0.032 R)
• M6: 5,056,258 km (0.109 R)
• M7: 11,033,292 km (0.097 R)
• M8: 12,004,182 km (0.108 R)
• M9: 15,544,266 km (0.045 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 19,517 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit