🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.8

Radius: 12.3

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.53 AU - 0.63 AU

Year: 310 Days

Day: 11.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 15,901,261 km

• M1: 153,039 km (0.12 R)
• M2: 629,957 km (0.111 R)
• M3: 1,070,223 km (0.11 R)
• M4: 1,607,280 km (0.111 R)
• M5: 2,051,585 km (0.084 R)
• M6: 2,596,869 km (0.083 R)
• M7: 3,088,897 km (0.057 R)
• M8: 3,666,494 km (0.07 R)
• M9: 4,598,190 km (0.092 R)
• M10: 5,009,883 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.4

Radius: 13.6

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.33 AU - 1.43 AU

Year: 1140 Days

Day: 5.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 15,901,261 km

• M1: 169,195 km (0.12 R)
• M2: 746,942 km (0.109 R)
• M3: 1,215,632 km (0.037 R)
• M4: 1,849,628 km (0.057 R)
• M5: 2,484,521 km (0.072 R)
• M6: 3,097,125 km (0.09 R)
• M7: 3,701,201 km (0.109 R)
• M8: 4,773,070 km (0.1 R)
• M9: 5,542,003 km (0.08 R)
• M10: 6,020,716 km (0.086 R)
• M11: 6,527,105 km (0.084 R)
• M12: 7,133,724 km (0.098 R)
• M13: 7,650,884 km (0.105 R)
• M14: 8,166,697 km (0.073 R)
• M15: 8,788,576 km (0.102 R)
• M16: 9,325,931 km (0.097 R)
• M17: 9,885,278 km (0.084 R)
• M18: 10,311,632 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.2

Radius: 9.6

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.35 AU - 1.57 AU

Year: 1240 Days

Day: 9.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 15,901,261 km

• M1: 119,379 km (0.091 R)
• M2: 422,913 km (0.073 R)
• M3: 1,109,418 km (0.09 R)
• M4: 1,423,873 km (0.1 R)
• M5: 2,952,314 km (0.053 R)
• M6: 3,553,398 km (0.077 R)
• M7: 4,596,245 km (0.085 R)
• M8: 4,979,216 km (0.109 R)
• M9: 5,280,356 km (0.113 R)
• M10: 6,705,276 km (0.077 R)
• M11: 8,914,388 km (0.11 R)
• M12: 9,359,890 km (0.078 R)
• M13: 11,850,246 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390

Radius: 8.3

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.79 AU - 2.91 AU

Year: 2532 Days

Day: 7.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 15,901,261 km

• M1: 108,458 km (0.091 R)
• M2: 400,623 km (0.055 R)
• M3: 718,668 km (0.093 R)
• M4: 1,121,834 km (0.094 R)
• M5: 1,495,380 km (0.115 R)
• M6: 3,618,922 km (0.092 R)
• M7: 4,283,585 km (0.109 R)
• M8: 4,918,778 km (0.088 R)
• M9: 5,853,615 km (0.044 R)
• M10: 7,093,033 km (0.093 R)
• M11: 7,803,923 km (0.103 R)
• M12: 8,530,071 km (0.116 R)
• M13: 8,877,586 km (0.084 R)
• M14: 10,759,378 km (0.119 R)
• M15: 12,445,196 km (0.058 R)
• M16: 13,057,949 km (0.115 R)
• M17: 13,776,767 km (0.119 R)
• M18: 14,926,726 km (0.082 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 19,346 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit