🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.4

Radius: 15

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.65 AU - 0.95 AU

Year: 485 Days

Day: 7.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 56.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 17,209,816 km

• M1: 186,549 km (0.074 R)
• M2: 740,210 km (0.104 R)
• M3: 1,832,574 km (0.086 R)
• M4: 2,402,841 km (0.094 R)
• M5: 3,852,295 km (0.07 R)
• M6: 4,334,000 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.9

Radius: 12.2

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.29 AU - 1.35 AU

Year: 1029 Days

Day: 6.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 17,209,816 km

• M1: 152,889 km (0.077 R)
• M2: 563,086 km (0.117 R)
• M3: 959,371 km (0.093 R)
• M4: 1,519,316 km (0.068 R)
• M5: 2,110,527 km (0.091 R)
• M6: 2,543,313 km (0.062 R)
• M7: 3,515,849 km (0.105 R)
• M8: 4,280,893 km (0.094 R)
• M9: 4,758,259 km (0.116 R)
• M10: 5,153,946 km (0.11 R)
• M11: 5,633,257 km (0.043 R)
• M12: 6,120,348 km (0.108 R)
• M13: 6,986,969 km (0.103 R)
• M14: 7,804,371 km (0.108 R)
• M15: 9,394,447 km (0.105 R)
• M16: 10,328,087 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.7

Radius: 8.8

Gravity: 12.59 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.17 AU - 1.63 AU

Year: 1124 Days

Day: 6.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 17,209,816 km

• M1: 109,506 km (0.074 R)
• M2: 388,506 km (0.068 R)
• M3: 704,606 km (0.031 R)
• M4: 1,011,730 km (0.064 R)
• M5: 1,352,514 km (0.116 R)
• M6: 1,655,600 km (0.087 R)
• M7: 2,157,201 km (0.105 R)
• M8: 3,132,879 km (0.066 R)
• M9: 3,868,751 km (0.034 R)
• M10: 4,910,550 km (0.115 R)
• M11: 5,192,841 km (0.038 R)
• M12: 5,486,053 km (0.106 R)
• M13: 5,879,346 km (0.057 R)
• M14: 7,724,486 km (0.055 R)
• M15: 8,881,775 km (0.043 R)
• M16: 10,183,277 km (0.107 R)
• M17: 10,644,038 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.9

Radius: 13.1

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 3.16 AU - 4.12 AU

Year: 4710 Days

Day: 5.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 17,209,816 km

• M1: 162,912 km (0.119 R)
• M2: 991,834 km (0.077 R)
• M3: 1,453,194 km (0.093 R)
• M4: 2,559,919 km (0.065 R)
• M5: 3,663,951 km (0.115 R)
• M6: 4,167,049 km (0.084 R)
• M7: 5,019,457 km (0.085 R)
• M8: 5,910,313 km (0.115 R)
• M9: 6,685,978 km (0.105 R)
• M10: 7,155,117 km (0.106 R)
• M11: 8,890,901 km (0.102 R)
• M12: 10,705,972 km (0.097 R)
• M13: 11,349,691 km (0.099 R)
• M14: 12,019,142 km (0.07 R)
• M15: 12,507,429 km (0.053 R)
• M16: 14,052,326 km (0.093 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 361 - 13,467 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit