🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.7

Radius: 11.1

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.77 AU - 1.01 AU

Year: 542 Days

Day: 12.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 22,427,912 km

• M1: 138,079 km (0.066 R)
• M2: 500,255 km (0.041 R)
• M3: 1,088,624 km (0.038 R)
• M4: 1,612,815 km (0.067 R)
• M5: 2,055,176 km (0.112 R)
• M6: 2,537,180 km (0.117 R)
• M7: 3,024,271 km (0.109 R)
• M8: 3,521,983 km (0.053 R)
• M9: 4,101,974 km (0.103 R)
• M10: 4,808,076 km (0.069 R)
• M11: 5,488,447 km (0.118 R)
• M12: 5,915,698 km (0.084 R)
• M13: 6,578,866 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.6

Radius: 10.6

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.11 AU - 1.53 AU

Year: 979 Days

Day: 13 Hours

Environment

Temp: -171 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 22,427,912 km

• M1: 131,796 km (0.099 R)
• M2: 531,521 km (0.066 R)
• M3: 927,656 km (0.118 R)
• M4: 1,403,527 km (0.113 R)
• M5: 1,889,571 km (0.089 R)
• M6: 3,304,168 km (0.104 R)
• M7: 3,645,700 km (0.094 R)
• M8: 5,015,568 km (0.097 R)
• M9: 6,258,726 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.8

Radius: 12.2

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.64 AU - 3.98 AU

Year: 3888 Days

Day: 6.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 22,427,912 km

• M1: 152,141 km (0.053 R)
• M2: 533,915 km (0.089 R)
• M3: 1,559,259 km (0.057 R)
• M4: 2,905,191 km (0.056 R)
• M5: 3,321,222 km (0.112 R)
• M6: 3,902,709 km (0.078 R)
• M7: 5,323,440 km (0.119 R)
• M8: 5,810,531 km (0.089 R)
• M9: 6,843,355 km (0.118 R)
• M10: 8,169,241 km (0.106 R)
• M11: 8,598,586 km (0.086 R)
• M12: 9,978,328 km (0.099 R)
• M13: 10,428,019 km (0.109 R)
• M14: 13,864,731 km (0.109 R)
• M15: 15,921,103 km (0.072 R)
• M16: 17,283,341 km (0.088 R)
• M17: 18,294,324 km (0.063 R)
• M18: 19,281,520 km (0.098 R)
• M19: 22,735,735 km (0.115 R)
• M20: 24,387,594 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.7

Radius: 14.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.35 AU - 5.25 AU

Year: 5757 Days

Day: 14.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 22,427,912 km

• M1: 178,321 km (0.112 R)
• M2: 1,505,553 km (0.097 R)
• M3: 2,189,664 km (0.092 R)
• M4: 2,923,741 km (0.118 R)
• M5: 4,146,404 km (0.079 R)
• M6: 5,453,142 km (0.08 R)
• M7: 6,036,124 km (0.118 R)
• M8: 7,234,254 km (0.103 R)
• M9: 8,139,770 km (0.081 R)
• M10: 9,119,636 km (0.053 R)
• M11: 9,752,136 km (0.079 R)
• M12: 12,355,139 km (0.082 R)
• M13: 13,459,021 km (0.062 R)
• M14: 14,778,325 km (0.074 R)
• M15: 15,704,635 km (0.095 R)
• M16: 17,559,648 km (0.113 R)
• M17: 18,248,098 km (0.086 R)
• M18: 18,894,959 km (0.044 R)
• M19: 19,863,007 km (0.074 R)
• M20: 21,376,788 km (0.054 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 14,785 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit